Switch to OpenJDK10 in Gradle builds

Oracle JDK10 is EOL and is no longer available for download.
So switch to OpenJDK10 in Gradle builds.

.travis.yml

@@ -1,5 +1,5 @@
 language: java
-jdk: oraclejdk10
+jdk: openjdk10
 before_install:
   grep -v '^#' src/main/resources/META-INF/services/bisq.asset.Asset | sort --check --dictionary-order --ignore-case
 notifications:

common/build.gradle

@@ -1,9 +1,22 @@
+buildscript {
+    repositories {
+        mavenCentral()
+    }
+    dependencies {
+        classpath 'com.google.gradle:osdetector-gradle-plugin:1.6.0'
+    }
+}
+
 plugins {
     id 'java'
     id 'maven'
     id 'com.google.protobuf' version '0.8.5'
 }
 
+apply plugin: 'application'
+apply plugin: 'com.google.osdetector'
+ext.platform = osdetector.os == 'osx' ? 'mac' : osdetector.os == 'windows' ? 'win' : osdetector.os
+
 group = 'network.bisq'
 version = '-SNAPSHOT'
 
@@ -19,6 +32,7 @@ tasks.withType(JavaCompile) {
 
 repositories {
     jcenter()
+    mavenCentral()
     maven { url 'https://jitpack.io' }
 }
 
@@ -59,4 +73,26 @@ dependencies {
     compileOnly 'org.projectlombok:lombok:1.18.2'
     annotationProcessor 'org.projectlombok:lombok:1.18.2'
     testCompile 'junit:junit:4.12'
+
+    compile "org.openjfx:javafx-base:11:$platform"
+    compile "org.openjfx:javafx-graphics:11:$platform"
+    compile "org.openjfx:javafx-controls:11:$platform"
+}
+
+compileJava {
+    doFirst {
+        options.compilerArgs = [
+            '--module-path', classpath.asPath,
+            '--add-modules', 'javafx.controls'
+        ]
+    }
+}
+
+run {
+    doFirst {
+        jvmArgs = [
+            '--module-path', classpath.asPath,
+            '--add-modules', 'javafx.controls'
+        ]
+    }
 }

desktop/build.gradle

@@ -1,10 +1,12 @@
 buildscript {
     repositories {
         jcenter()
+        mavenCentral()
     }
     dependencies {
         classpath 'com.github.jengelman.gradle.plugins:shadow:2.0.4'
         classpath files('gradle/witness/gradle-witness.jar')
+        classpath 'com.google.gradle:osdetector-gradle-plugin:1.6.0'
     }
 }
 
@@ -13,6 +15,9 @@ apply plugin: 'application'
 apply plugin: 'maven'
 apply plugin: 'witness'
 apply plugin: 'com.github.johnrengelman.shadow'
+apply plugin: 'com.google.osdetector'
+
+ext.platform = osdetector.os == 'osx' ? 'mac' : osdetector.os == 'windows' ? 'win' : osdetector.os
 
 group = 'network.bisq'
 version = '0.8.0-SNAPSHOT'
@@ -36,6 +41,7 @@ sourceSets.main.resources.srcDirs += ['src/main/java'] // to copy fxml and css f
 
 repositories {
     jcenter()
+    mavenCentral()
     maven { url 'https://jitpack.io' }
     maven { url 'https://raw.githubusercontent.com/JesusMcCloud/tor-binary/master/release/' }
     maven { url 'https://dl.bintray.com/jerady/maven' }
@@ -55,6 +61,11 @@ dependencies {
     compile 'de.jensd:fontawesomefx-materialdesignfont:2.0.26-9.1.2'
     compile 'com.googlecode.jcsv:jcsv:1.4.0'
     compile 'com.github.sarxos:webcam-capture:0.3.12'
+    compile "org.openjfx:javafx-base:11:$platform"
+    compile "org.openjfx:javafx-graphics:11:$platform"
+    compile "org.openjfx:javafx-controls:11:$platform"
+    compile "org.openjfx:javafx-fxml:11:$platform"
+    compile "org.openjfx:javafx-swing:11:$platform"
 
 
     compileOnly 'org.projectlombok:lombok:1.18.2'
@@ -72,6 +83,23 @@ dependencies {
     testAnnotationProcessor 'org.projectlombok:lombok:1.18.2'
 }
 
+compileJava {
+    doFirst {
+        options.compilerArgs = [
+            '--module-path', classpath.asPath,
+            '--add-modules', 'javafx.controls'
+        ]
+    }
+}
+run {
+    doFirst {
+        jvmArgs = [
+            '--module-path', classpath.asPath,
+            '--add-modules', 'javafx.controls'
+        ]
+    }
+}
+
 test {
     systemProperty 'jdk.attach.allowAttachSelf', true