Facebook Android SDK 3.0.2 (see https://developers.facebook.com/android/change-log-3.x)

Summary:
    - Updating project structure to work with ADT v22.

Test Plan: Release testing

Reviewers: clang

Reviewed By: clang

CC: platform-diffs@lists

Differential Revision: https://phabricator.fb.com/D874918
Facebook Android SDK 3.5 (see https://developers.facebook.com/android/change-log-3.x/)

Summary: Facebook Android SDK 3.5

Test Plan: - Release testing

Reviewers: mingfli

Reviewed By: mingfli

CC: platform-diffs@lists, subodh, dreiss

Differential Revision: https://phabricator.fb.com/D935263
Removed IDEA files and updated .gitignore file
Merged FB 3.5
Added target to gitignore, updated pom version and android maven plugin version
Removed snapshot from version