Adding transaction case classes

src/main/scala/org/scalacoin/protocol/CommonStructures.scala

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+package org.scalacoin.protocol
+
+/**
+ * Created by chris on 7/14/15.
+ */
+
+/**
+ * Variable length integer
+ * Integer can be encoded depending on the represented value to save space.
+ * Variable length integers always precede an array/vector of a type of data that may vary in length.
+ * Longer numbers are encoded in little endian.
+ * @param value
+ */
+case class VarInt( value : String)

src/main/scala/org/scalacoin/protocol/Tx.scala

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+package org.scalacoin.protocol
+
+
+/**
+ * Created by chris on 7/14/15.
+ */
+case class Tx(version : Long, txInCount : VarInt, txIn : Seq[TxIn], txOutCount : VarInt, txOut : TxOut, lockTime : Long)
+
+
+case class TxIn(prevousOutput : OutPoint, scriptLength : VarInt, scriptSignature : Seq[Char], sequence : Long)
+
+case class OutPoint(hash : Seq[Char], index : Long)
+
+case class TxOut(value : Long, pkScriptLength : VarInt, pkScript : Seq[Char])
+

src/test/scala/org/scalacoin/protocol/TxTest.scala

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+package org.scalacoin.protocol
+
+import org.scalatest.FlatSpec
+import org.scalatest.MustMatchers
+
+/**
+ * Created by chris on 7/14/15.
+ */
+class TxTest extends FlatSpec with MustMatchers {
+
+  
+
+
+}