RELEASE_NOTES.md in btcruby-1.0.5 vs RELEASE_NOTES.md in btcruby-1.0.6

@@ -1,8 +1,14 @@
 
 BTCRuby Release Notes
 =====================
 
+1.0.6 (July 13, 2015)
+--------------------
+
+* Consistent aliasing between `==` and `eql?`
+* `TransactionOutpoint` implements `hash` method so it can be used as a key in a dictionary.
+
 1.0.5 (July 8, 2015)
 --------------------
 
 * Added MerkleTree API.