Merge pull request #50 from anshul1235/contributions

some updates in UI
Merge pull request #51 from anshul1235/contributions

some text placement changed in report bug and suggest feature
Added processing queue for messages

Conflicts:
	barter.li/src/li/barter/chat/ChatService.java
Removed Handler for chat processing since callbacks are delivered on the main thread
Loading images for users

Conflicts:
	barter.li/src/li/barter/chat/ChatService.java
Fixed crash when trying to display images
Temporarily disabled chat profile picture loading to fix crash
Chat profile pics
adding facebook login
Merge branch 'contributions' of github.com:barterli/barterli_android into contributions
Changed to use image_url from servcer
Merge branch 'contributions' of github.com:barterli/barterli_android into contributions