ticket:2
1. Integrated Facebook SDK into project workspace.
ticket:2
1. Added new project with Facebook SDK integration.
ticket:2
1. Implemented login and logout.
2. Tested facebook login on both Android 4.X and Android 2.X.
ticket:2
1. Added unit tests for testing UI using Robotium.
2. Integrated JAR file with Robotium.
3. Improved Manifest to run tests.