cleaning internal buffers before re-connecting to avoid problem like:
ValueError: invalid literal for int() with base 16: '{"interaction":{"schema":{"version":3},"source":"Twitter for iPhone","author":{"username":"itsnicbitch","name":"NCRiz","id":1028941046,"avatar":"http://a0.twimg.com/profile_images/344513261568570020/d'
Merge pull request #37 from datasift/feature/buffers

cleaning internal buffers before re-connecting to avoid problem like: