Merge pull request #26 from kristinmboyer/dev

fixed login screen so it doesn't look bad.
Update API module to work with new Retrofit changes
Use MenuDrawer 2.0.1 from Maven Central
Merge branch 'dev' of github.com:SeanPONeil/MGoBlog into dev

* 'dev' of github.com:SeanPONeil/MGoBlog:
  Update API module to work with new Retrofit changes
  new button style
  new button style
started fragmentDialog for comments