Update release version to 1.1.0a7

Author: gunthercox

setup.cfg

@@ -23,7 +23,7 @@ max_line_length = 175
 exclude = .eggs, .git, .tox, build,
 
 [chatterbot]
-version = 1.1.0a6
+version = 1.1.0a7
 author = Gunther Cox
 email = gunthercx@gmail.com
 url = https://github.com/gunthercox/ChatterBot