Bump version to 1.0.0a4

LATEST_VERSION_NOTES.rst

 .. vim: set tw=100
+1.0.0a4: 2016-02-19
+~~~~~~~~~~~~~~~~~~~
+
+Features Added (since 1.0.0a3)
+``````````````````````````````
+
+- Add support for the Issue locking API currently in Preview Mode
+
+Bugs Fixed (since 1.0.0a3)
+``````````````````````````
+
+- Fix the dependencies and requirements. In 1.0.0a3 we moved to using the
+  ``setup.cfg`` file to define optional dependencies for wheels. By doing
+  so we accidentally left out our actual hard dependencies.
+
 1.0.0a3: 2016-02-11
 ~~~~~~~~~~~~~~~~~~~

github3/__about__.py

@@ -5,7 +5,7 @@ __author__ = 'Ian Cordasco'
 __author_email__ = 'graffatcolmingov@gmail.com'
 __license__ = 'Modified BSD'
 __copyright__ = 'Copyright 2012-2015 Ian Cordasco'
-__version__ = '1.0.0a3'
+__version__ = '1.0.0a4'
 __version_info__ = tuple(int(i) for i in __version__.split('.') if i.isdigit())
 __url__ = 'https://github3py.readthedocs.org'