Added support for reading user's buddy and guild list
Properly returning the maximum number of players for a game
Created a BasicGuild object which only contains name and id; a list of objects of this type is returned when accessing the guilds a user belongs to
Version bump and some cleanups
Added unit test
Properly handling invalid user names
updated changelog
Integrated tests with setup.py
Merge branch 'release/0.0.9'

* release/0.0.9:
  Integrated tests with setup.py
  updated changelog
  Properly handling invalid user names
  Added unit test
  Version bump and some cleanups
  Created a BasicGuild object which only contains name and id; a list of objects of this type is returned when accessing the guilds a user belongs to
  Properly returning the maximum number of players for a game
  Added support for reading user's buddy and guild list