Added files for twitter
Added graphic resources for twitter
Merged with Keval's files
Implemented Checkboxes for Facebook, Twitter, and LinkedIN. Got crashing bug for posting.
merged conflict
Delete AlertDialogManager.java

Deleting unnecessary files
Delete ConnectionDetector.java

Deleting unnecessary files
Pulled from updated origin master and merged with madhatter-
Merged with Keval's code
Merged with Keval's code. Added checkboxes
Merge branch 'madhatter--' of https://github.com/g3-ks/Multishare
Fixed bug in strings.xml
added missing view for the 3 checkboxes
Merged with David's code. Added an if (session == null) to PreviewActivity
merged with master
Merge pull request #24 from g3-ks/madhatter--

Fixed posting to Twitter crash bug. Merged with David's code.