Added in server connection through Volley

**NOTE** YOU HAVE TO INCLUDE VOLLEY AS A LIBRARY FOR YOUR PROJECT!!
Clone the following project to get it in your environment:
https://android.googlesource.com/platform/frameworks/volley
Added network stuff with volley to get messages on the server.
Created a new Dummy network feed and put it in the feed fragment to see
if it would work which it seems to.
Changed posts back to protected
Merge branch 'DatabaseConnection'

Conflicts:
	Reverb/src/com/re/reverb/ui/FeedFragment.java