Modifications

1.Added .gitignore for Android
2.Removed Facebook Android SDK to reduce repo size.

Work Under Progress/Pending
1.Migrating the project to Android Studio 1.0(Migrating Gradle Plugin form 0.5.0 to 1.0.0 and Gradle to v2.2.1)
2.Adding Universal Image Loader and Facebook SDK from Maven Repo
3.Loading Photos from Facebook using Graph API 2.2 instead of FQL(Since FQL is Deprecated and no longer supported)
4.Load Images from Google Plus/Flickr using Google Play Services instead of gdata libraries.
5.Upgrade Guava from 16 to 18.