Merge pull request #616 from sigmavirus24/release/2.3

Prepare 2.3.0 release

CHANGES.txt

 Changelog
 =========
+2.3.0 (2017-01-30)
+------------------
+
+New Checks:
+
+* Add E722 warning for bare ``except`` clauses
+* Report E704 for async function definitions (``async def``)
+
+Bugs:
+
+* Fix another E305 false positive for variables beginning with "class" or
+  "def"
+* Fix detection of multiple spaces betwen ``async`` and ``def``
+* Fix handling of variable annotations. Stop reporting E701 on Python 3.6 for
+  variable annotations.
+
 2.2.0 (2016-11-14)
 ------------------

pycodestyle.py

@@ -66,7 +66,7 @@ try:
 except ImportError:
     from ConfigParser import RawConfigParser
-__version__ = '2.2.0'
+__version__ = '2.3.0'
 DEFAULT_EXCLUDE = '.svn,CVS,.bzr,.hg,.git,__pycache__,.tox'
 DEFAULT_IGNORE = 'E121,E123,E126,E226,E24,E704,W503'