Adding ButterKnife for ViewInjection, which I heard about on reddit

http://www.reddit.com/r/androiddev/comments/1letwn/what_are_some_android_best_coding_practices/cbymajh
adding robospice, which I heard about from /r/androiddev

specific comment: http://bit.ly/robospice-source
adding Ion library, which I heard about from /r/androiddev

comment: http://bit.ly/ion-source
remove headers on page, and notice about super alpha