diff --git a/Cargo.lock b/Cargo.lock
index 95ece4a..bc9c21b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,9 +1,9 @@
 [[package]]
 name = "aho-corasick"
-version = "0.6.8"
+version = "0.6.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "memchr 2.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -11,7 +11,16 @@ name = "ansi_term"
 version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "argon2rs"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
+ "scoped_threadpool 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -39,7 +48,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -48,10 +57,10 @@ version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "backtrace-sys 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-demangle 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -59,17 +68,17 @@ name = "backtrace-sys"
 version = "0.1.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "base64"
-version = "0.9.2"
+version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "safemem 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "safemem 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -82,8 +91,8 @@ name = "bincode"
 version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.78 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -92,16 +101,16 @@ version = "0.37.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cexpr 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "clang-sys 0.23.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "clap 2.32.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.5.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "peeking_take_while 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "which 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -120,20 +129,21 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "bitcoin"
-version = "0.14.2"
+version = "0.15.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitcoin-bech32 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitcoin-bech32 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
  "rust-crypto 0.2.36 (registry+https://github.com/rust-lang/crates.io-index)",
- "secp256k1 0.11.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "secp256k1 0.11.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "bitcoin-bech32"
-version = "0.8.0"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bech32 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -144,17 +154,35 @@ name = "bitflags"
 version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "blake2-rfc"
+version = "0.2.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "constant_time_eq 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "byteorder"
-version = "1.2.6"
+version = "1.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
-name = "cc"
-version = "1.0.24"
+name = "bytes"
+version = "0.4.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "rayon 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "cc"
+version = "1.0.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "rayon 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -167,7 +195,7 @@ dependencies = [
 
 [[package]]
 name = "cfg-if"
-version = "0.1.5"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -195,7 +223,7 @@ version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "num-integer 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-traits 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -228,6 +256,19 @@ dependencies = [
  "vec_map 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "cloudabi"
+version = "0.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "constant_time_eq"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "crossbeam-deque"
 version = "0.2.0"
@@ -237,35 +278,71 @@ dependencies = [
  "crossbeam-utils 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "crossbeam-deque"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "crossbeam-epoch 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "crossbeam-epoch"
 version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam-utils 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "memoffset 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "nodrop 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "crossbeam-epoch"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memoffset 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "crossbeam-utils"
 version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "crossbeam-utils"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "crossbeam-utils"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "dirs"
-version = "1.0.3"
+version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_users 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -278,31 +355,36 @@ name = "electrs"
 version = "0.4.1"
 dependencies = [
  "arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "base64 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "base64 0.9.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "bincode 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "bitcoin 0.14.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitcoin 0.15.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitcoin-bech32 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "chan 0.1.23 (registry+https://github.com/rust-lang/crates.io-index)",
  "chan-signal 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "clap 2.32.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "dirs 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "dirs 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "glob 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hyper 0.12.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "lru 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lru 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lru-cache 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "page_size 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "prometheus 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rocksdb 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rust-crypto 0.2.36 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.78 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.78 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.27 (registry+https://github.com/rust-lang/crates.io-index)",
+ "secp256k1 0.11.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.33 (registry+https://github.com/rust-lang/crates.io-index)",
  "stderrlog 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sysconf 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
  "tiny_http 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -369,9 +451,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "humantime 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "termcolor 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "termcolor 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -381,7 +463,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "errno-dragonfly 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -389,7 +471,7 @@ name = "errno-dragonfly"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "gcc 0.3.54 (registry+https://github.com/rust-lang/crates.io-index)",
+ "gcc 0.3.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -401,6 +483,26 @@ dependencies = [
  "backtrace 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "failure"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "backtrace 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure_derive 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "failure_derive"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro2 0.4.21 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.18 (registry+https://github.com/rust-lang/crates.io-index)",
+ "synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "fnv"
 version = "1.0.6"
@@ -420,9 +522,23 @@ name = "fuchsia-zircon-sys"
 version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "futures"
+version = "0.1.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "futures-cpupool"
+version = "0.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "gcc"
-version = "0.3.54"
+version = "0.3.55"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -430,11 +546,43 @@ name = "glob"
 version = "0.2.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "h2"
+version = "0.1.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "byteorder 1.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "http 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "indexmap 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slab 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "hex"
 version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "http"
+version = "0.1.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "httparse"
+version = "1.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "humantime"
 version = "1.1.1"
@@ -443,6 +591,32 @@ dependencies = [
  "quick-error 1.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "hyper"
+version = "0.12.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-cpupool 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "h2 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "http 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "httparse 1.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)",
+ "time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-executor 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-reactor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-tcp 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-threadpool 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "want 0.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "idna"
 version = "0.1.5"
@@ -453,6 +627,20 @@ dependencies = [
  "unicode-normalization 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "indexmap"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "iovec"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "itoa"
 version = "0.4.3"
@@ -474,11 +662,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "lazy_static"
-version = "1.1.0"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "lazycell"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "version_check 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
-]
 
 [[package]]
 name = "libc"
@@ -490,8 +680,8 @@ name = "libloading"
 version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -500,24 +690,46 @@ version = "5.14.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bindgen 0.37.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "cc 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "make-cmd 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
-name = "log"
-version = "0.4.5"
+name = "linked-hash-map"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "lock_api"
+version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "owning_ref 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "log"
+version = "0.4.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "lru"
-version = "0.1.8"
+version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "lru-cache"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "linked-hash-map 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "make-cmd"
 version = "0.1.0"
@@ -538,10 +750,12 @@ dependencies = [
 
 [[package]]
 name = "memchr"
-version = "2.0.2"
+version = "2.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -549,6 +763,55 @@ name = "memoffset"
 version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "mio"
+version = "0.6.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazycell 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "miow 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slab 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "mio-uds"
+version = "0.6.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.6.16 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "miow"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "net2"
+version = "0.2.33"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "nodrop"
 version = "0.1.12"
@@ -567,12 +830,12 @@ name = "num-integer"
 version = "0.1.39"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num-traits 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "num-traits"
-version = "0.2.5"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -583,6 +846,14 @@ dependencies = [
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "owning_ref"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "stable_deref_trait 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "page_size"
 version = "0.4.1"
@@ -593,6 +864,27 @@ dependencies = [
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "parking_lot"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "lock_api 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "parking_lot_core"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "peeking_take_while"
 version = "0.1.2"
@@ -613,7 +905,7 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "0.4.19"
+version = "0.4.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -624,17 +916,17 @@ name = "prometheus"
 version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "protobuf 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "protobuf 2.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "quick-error 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "spin 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "spin 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "protobuf"
-version = "2.0.4"
+version = "2.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -657,10 +949,10 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "0.6.8"
+version = "0.6.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.19 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.21 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -680,12 +972,37 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "rand"
+version = "0.5.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "rand_core 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "rayon"
-version = "1.0.2"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "crossbeam-deque 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -699,7 +1016,7 @@ version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "crossbeam-deque 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -718,23 +1035,34 @@ dependencies = [
 ]
 
 [[package]]
-name = "regex"
-version = "1.0.5"
+name = "redox_users"
+version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "aho-corasick 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 2.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "argon2rs 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "regex"
+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "aho-corasick 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex-syntax 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "utf8-ranges 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "utf8-ranges 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.2"
+version = "0.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "ucd-util 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ucd-util 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -751,7 +1079,7 @@ name = "rust-crypto"
 version = "0.2.36"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "gcc 0.3.54 (registry+https://github.com/rust-lang/crates.io-index)",
+ "gcc 0.3.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -768,6 +1096,14 @@ name = "rustc-serialize"
 version = "0.3.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "rustc_version"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "ryu"
 version = "0.2.6"
@@ -775,7 +1111,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "safemem"
-version = "0.2.0"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "scoped_threadpool"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -785,42 +1126,73 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "secp256k1"
-version = "0.11.1"
+version = "0.11.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "semver"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "semver-parser"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "serde"
-version = "1.0.78"
+version = "1.0.80"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "serde_derive"
-version = "1.0.78"
+version = "1.0.80"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.21 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.18 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.27"
+version = "1.0.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "ryu 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.78 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "slab"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "smallvec"
+version = "0.6.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "spin"
-version = "0.4.9"
+version = "0.4.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "stable_deref_trait"
+version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -829,11 +1201,16 @@ version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+
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@@ -841,11 +1218,22 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
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+version = "0.15.18"
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@@ -870,7 +1258,7 @@ dependencies = [
 
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@@ -899,7 +1287,7 @@ name = "thread_local"
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- "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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- "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
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@@ -953,9 +1499,17 @@ name = "unicode-xid"
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+[[package]]
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@@ -975,9 +1529,24 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
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+ "try-lock 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
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+
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@@ -993,7 +1562,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
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diff --git a/Cargo.toml b/Cargo.toml
index f3ad495..529d0ce 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -43,5 +43,5 @@ url = "1.0"
 lru-cache = "0.1.1"
 
 [dependencies.bitcoin]
-version = "0.14.1"
-features = ["serde"]
\ No newline at end of file
+version = "0.15.1"
+features = ["serde"]
diff --git a/examples/listener.rs b/examples/listener.rs
deleted file mode 100644
index 97f1626..0000000
--- a/examples/listener.rs
+++ /dev/null
@@ -1,15 +0,0 @@
-extern crate electrs;
-
-#[macro_use]
-extern crate log;
-
-use electrs::config::Config;
-use electrs::notify;
-
-fn main() {
-    let _ = Config::from_args();
-    let rx = notify::run().into_receiver();
-    for blockhash in rx.iter() {
-        info!("block {}", blockhash.be_hex_string())
-    }
-}
diff --git a/src/bulk.rs b/src/bulk.rs
index dfb81d4..0d7fecf 100644
--- a/src/bulk.rs
+++ b/src/bulk.rs
@@ -1,8 +1,6 @@
 use bitcoin::blockdata::block::Block;
-use bitcoin::network::serialize::BitcoinHash;
-use bitcoin::network::serialize::SimpleDecoder;
-use bitcoin::network::serialize::{deserialize, RawDecoder};
-use bitcoin::util::hash::Sha256dHash;
+use bitcoin::consensus::encode::{deserialize, Decodable};
+use bitcoin::util::hash::{BitcoinHash, Sha256dHash};
 use libc;
 use std::collections::HashSet;
 use std::fs;
@@ -118,11 +116,9 @@ fn parse_blocks(blob: Vec<u8>, magic: u32) -> Result<Vec<Block>> {
     let mut blocks = vec![];
     let max_pos = blob.len() as u64;
     while cursor.position() < max_pos {
-        let mut decoder = RawDecoder::new(cursor);
-        match decoder.read_u32() {
+        match u32::consensus_decode(&mut cursor) {
             Ok(value) => {
                 if magic != value {
-                    cursor = decoder.into_inner();
                     cursor
                         .seek(SeekFrom::Current(-3))
                         .expect("failed to seek back");
@@ -131,9 +127,7 @@ fn parse_blocks(blob: Vec<u8>, magic: u32) -> Result<Vec<Block>> {
             }
             Err(_) => break, // EOF
         };
-        let block_size = decoder.read_u32().chain_err(|| "no block size")?;
-        cursor = decoder.into_inner();
-
+        let block_size = u32::consensus_decode(&mut cursor).chain_err(|| "no block size")?;
         let start = cursor.position() as usize;
         cursor
             .seek(SeekFrom::Current(block_size as i64))
diff --git a/src/daemon.rs b/src/daemon.rs
index cf14f38..6559e75 100644
--- a/src/daemon.rs
+++ b/src/daemon.rs
@@ -1,9 +1,9 @@
 use base64;
 use bitcoin::blockdata::block::{Block, BlockHeader};
 use bitcoin::blockdata::transaction::Transaction;
+use bitcoin::consensus::encode::{deserialize, serialize};
 use bitcoin::network::constants::Network;
-use bitcoin::network::serialize::BitcoinHash;
-use bitcoin::network::serialize::{deserialize, serialize};
+use bitcoin::util::hash::BitcoinHash;
 use bitcoin::util::hash::Sha256dHash;
 use glob;
 use hex;
@@ -558,7 +558,7 @@ impl Daemon {
     }
 
     pub fn broadcast(&self, tx: &Transaction) -> Result<Sha256dHash> {
-        let tx = hex::encode(serialize(tx).unwrap());
+        let tx = hex::encode(serialize(tx));
         let txid = self.request("sendrawtransaction", json!([tx]))?;
         Ok(
             Sha256dHash::from_hex(txid.as_str().chain_err(|| "non-string txid")?)
diff --git a/src/index.rs b/src/index.rs
index eba2652..6ee41e3 100644
--- a/src/index.rs
+++ b/src/index.rs
@@ -1,8 +1,8 @@
 use bincode;
 use bitcoin::blockdata::block::{Block, BlockHeader};
 use bitcoin::blockdata::transaction::{Transaction, TxIn, TxOut};
-use bitcoin::network::serialize::BitcoinHash;
-use bitcoin::network::serialize::{deserialize, serialize};
+use bitcoin::consensus::encode::{deserialize, serialize};
+use bitcoin::util::hash::BitcoinHash;
 use bitcoin::util::hash::Sha256dHash;
 use crypto::digest::Digest;
 use crypto::sha2::Sha256;
@@ -227,7 +227,7 @@ pub fn index_transaction(txn: &Transaction, height: usize, blockhash: &Sha256dHa
     }
     // Persist transaction ID and confirmed height
     rows.push(TxRow::new(&txid, height as u32, blockhash).to_row());
-    rows.push(RawTxRow::new(&txid, serialize(txn).unwrap()).to_row()); // @TODO avoid re-serialization
+    rows.push(RawTxRow::new(&txid, serialize(txn)).to_row()); // @TODO avoid re-serialization
 }
 
 pub fn index_block(block: &Block, height: usize) -> Vec<Row> {
@@ -243,7 +243,7 @@ pub fn index_block(block: &Block, height: usize) -> Vec<Row> {
             code: b'B',
             hash: full_hash(&blockhash[..]),
         }).unwrap(),
-        value: serialize(&block.header).unwrap(),
+        value: serialize(&block.header),
     });
 
     // Persist block metadata (size, number of txs and sum of txs weight)
@@ -276,7 +276,7 @@ pub fn last_indexed_block(blockhash: &Sha256dHash) -> Row {
     // Store last indexed block (i.e. all previous blocks were indexed)
     Row {
         key: b"L".to_vec(),
-        value: serialize(blockhash).unwrap(),
+        value: serialize(blockhash),
     }
 }
 
diff --git a/src/lib.rs b/src/lib.rs
index 2ac3f08..202491f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -49,7 +49,6 @@ pub mod fake;
 pub mod index;
 pub mod mempool;
 pub mod metrics;
-pub mod notify;
 pub mod query;
 pub mod rpc;
 pub mod signal;
diff --git a/src/notify.rs b/src/notify.rs
index 685dff1..057d3c5 100644
--- a/src/notify.rs
+++ b/src/notify.rs
@@ -1,3 +1,5 @@
+// TODO: network::socket::Socket needs to be reimplemented.
+
 use bitcoin::network::constants::Network;
 use bitcoin::network::message::NetworkMessage;
 use bitcoin::network::message_blockdata::InvType;
diff --git a/src/query.rs b/src/query.rs
index 8572711..ceb483e 100644
--- a/src/query.rs
+++ b/src/query.rs
@@ -1,6 +1,6 @@
 use bitcoin::blockdata::block::Block;
 use bitcoin::blockdata::transaction::Transaction;
-use bitcoin::network::serialize::{serialize,deserialize};
+use bitcoin::consensus::encode::{serialize, deserialize};
 use bitcoin::util::hash::Sha256dHash;
 use crypto::digest::Digest;
 use crypto::sha2::Sha256;
@@ -450,7 +450,7 @@ impl Query {
     // Get raw transaction from txstore or the in-memory mempool Tracker
     pub fn tx_get_raw(&self, txid: &Sha256dHash) -> Option<Bytes> {
         rawtxrow_by_txid(self.app.read_store(), txid).map(|row| row.rawtx)
-            .or_else(|| self.tracker.read().unwrap().get_txn(&txid).map(|tx| serialize(&tx).expect("cannot serialize tx from mempool")))
+            .or_else(|| self.tracker.read().unwrap().get_txn(&txid).map(|tx| serialize(&tx)))
     }
 
     // Public API for transaction retrieval (for Electrum RPC)
diff --git a/src/rest.rs b/src/rest.rs
index 33b2c8a..00f302b 100644
--- a/src/rest.rs
+++ b/src/rest.rs
@@ -1,6 +1,6 @@
 use bitcoin::util::hash::{Sha256dHash,HexError};
-use bitcoin::network::serialize::serialize;
-use bitcoin::{Script,network,BitcoinHash};
+use bitcoin::consensus::encode::{self, serialize};
+use bitcoin::{Script, BitcoinHash};
 use config::Config;
 use bitcoin::{TxIn,TxOut,Transaction};
 use bitcoin::util::address::Address;
@@ -80,7 +80,7 @@ impl From<Transaction> for TransactionValue {
     fn from(tx: Transaction) -> Self {
         let vin = tx.input.iter().map(|el| TxInValue::from(el.clone())).collect();
         let vout = tx.output.iter().map(|el| TxOutValue::from(el.clone())).collect();
-        let bytes = serialize(&tx).unwrap();
+        let bytes = serialize(&tx);
 
         TransactionValue {
             txid: tx.txid(),
@@ -594,8 +594,8 @@ impl From<serde_json::Error> for HttpError {
         HttpError::generic()
     }
 }
-impl From<network::serialize::Error> for HttpError {
-    fn from(_e: network::serialize::Error) -> Self {
+impl From<encode::Error> for HttpError {
+    fn from(_e: encode::Error) -> Self {
         //HttpError::from(e.description().to_string())
         HttpError::generic()
     }
diff --git a/src/rpc.rs b/src/rpc.rs
index bdbaca9..eda2280 100644
--- a/src/rpc.rs
+++ b/src/rpc.rs
@@ -1,5 +1,5 @@
 use bitcoin::blockdata::transaction::Transaction;
-use bitcoin::network::serialize::{deserialize, serialize};
+use bitcoin::consensus::encode::{deserialize, serialize};
 use bitcoin::util::address::Address;
 use bitcoin::util::hash::Sha256dHash;
 use error_chain::ChainedError;
@@ -99,7 +99,7 @@ impl Connection {
 
     fn blockchain_headers_subscribe(&mut self) -> Result<Value> {
         let entry = self.query.get_best_header()?;
-        let hex_header = hex::encode(serialize(entry.header()).unwrap());
+        let hex_header = hex::encode(serialize(entry.header()));
         let result = json!({"hex": hex_header, "height": entry.height()});
         self.last_header_entry = Some(entry);
         Ok(result)
@@ -133,7 +133,7 @@ impl Connection {
             .query
             .get_headers(&heights)
             .into_iter()
-            .map(|entry| hex::encode(&serialize(entry.header()).unwrap()))
+            .map(|entry| hex::encode(&serialize(entry.header())))
             .collect();
         Ok(json!({
             "count": headers.len(),
@@ -156,13 +156,13 @@ impl Connection {
         let height = usize_from_value(params.get(0), "missing height")?;
         let entries = self.query.get_headers(&[height]);
         let block = self.query.get_block(&entries.get(0).unwrap().hash());
-        let block_hex = hex::encode(serialize(&block.unwrap()).unwrap());
+        let block_hex = hex::encode(serialize(&block.unwrap()));
         Ok(json!({"hex": &block_hex}))
     }
     fn blockchain_block_get(&self, params: &[Value]) -> Result<Value> {
         let block_hash = hash_from_value(params.get(0)).chain_err(|| "bad block_hash")?;
         let block = self.query.get_block(&block_hash);
-        let block_hex = hex::encode(serialize(&block.unwrap()).unwrap());
+        let block_hex = hex::encode(serialize(&block.unwrap()));
         Ok(json!({"hex": &block_hex}))
     }
 
@@ -347,7 +347,7 @@ impl Connection {
             let entry = self.query.get_best_header()?;
             if *last_entry != entry {
                 *last_entry = entry;
-                let hex_header = hex::encode(serialize(last_entry.header()).unwrap());
+                let hex_header = hex::encode(serialize(last_entry.header()));
                 let header = json!({"hex": hex_header, "height": last_entry.height()});
                 result.push(json!({
                     "jsonrpc": "2.0",
diff --git a/src/util.rs b/src/util.rs
index ae15f4e..83d096e 100644
--- a/src/util.rs
+++ b/src/util.rs
@@ -1,6 +1,6 @@
 use bitcoin::blockdata::block::{Block, BlockHeader};
-use bitcoin::network::serialize::{BitcoinHash, serialize};
-use bitcoin::util::hash::Sha256dHash;
+use bitcoin::consensus::encode::serialize;
+use bitcoin::util::hash::{BitcoinHash, Sha256dHash};
 use std::collections::HashMap;
 use std::fmt;
 use std::iter::FromIterator;
@@ -75,7 +75,7 @@ impl<'a> From<&'a Block> for BlockMeta {
     fn from(block: &'a Block) -> BlockMeta {
         BlockMeta {
             tx_count: block.txdata.len() as u32,
-            size: serialize(block).unwrap().len() as u32,
+            size: serialize(block).len() as u32,
             weight: block.txdata.iter().map(|tx| tx.get_weight() as u32).sum(),
         }
     }