Update release notes

Author: petertodd

bitcoin/__init__.py

@@ -15,7 +15,7 @@
 # Note that setup.py can break if __init__.py imports any external
 # dependencies, as these might not be installed when setup.py runs. In this
 # case __version__ could be moved to a separate version.py and imported here.
-__version__ = '0.11.2'
+__version__ = '0.12.0.dev0'
 
 class MainParams(bitcoin.core.CoreMainParams):
     MESSAGE_START = b'\xf9\xbe\xb4\xd9'

release-notes.md

@@ -1,5 +1,9 @@
 # python-bitcoinlib release notes
 
+## v0.12.0-pending
+
+* `CECKey` now rejects secrets that aren't exactly 32 bytes
+
 ## v0.11.2
 
 * Fixed one remaining use of OpenSSL for RIPEMD-160