RELEASE_NOTES.md in btcruby-1.3 vs RELEASE_NOTES.md in btcruby-1.4

@@ -1,8 +1,14 @@
 
 BTCRuby Release Notes
 =====================
 
+1.4 (November 26, 2015)
+-----------------------
+
+* `BTC::SecretSharing` implements Shamir's Secret Sharing Scheme (SSSS) for splitting 128-bit secrets up to 16 shares.
+
+
 1.3 (November 24, 2015)
 -----------------------
 
 * `BTC::Script#op_return_script?` now returns `true` for all scripts with first opcode `OP_RETURN`, including scripts with just that opcode or non-pushdata opcodes after it.
 * `BTC::Script#op_return_data_only_script?` now returns `true` only if there is at least one pushdata chunk after `OP_RETURN` opcode and all subsequent opcodes are pushdata-only.