Merge pull request #67 from anshul1235/contributions

Some UI Changes and added image for books scan
Added NetworkedAutoCompleteTextView for automatically fetching search results from the network
Merge branch 'contributions' of https://github.com/barterli/barterli_android into contributions

Conflicts:
	barter.li/src/li/barter/fragments/AddOrEditBookFragment.java
added action titles
Merge branch 'contributions' of github.com:barterli/barterli_android into contributions
added ui changes
Refactored some of the suggestion related classes out. Added Suggestions Adapter and Filter
Added perform network query for book suggestions
Added BookSuggestion model and loading fetched suggestions into networked auto complete textview
Added notification sound
Merge branch 'contributions' of https://github.com/barterli/barterli_android into contributions
Disable notifications when user is already chatting with same user
Crouton Info
Merge branch 'contributions' of github.com:barterli/barterli_android into contributions