Facebook Android SDK 3.14

Summary: Facebook Android SDK 3.14 (see https://developers.facebook.com/docs/android/change-log-3.x/)

Test Plan: Built ZIP

Reviewers: clang

Reviewed By: clang

CC: platform-diffs@lists

Differential Revision: https://phabricator.fb.com/D1303950
Merge tag 'sdk-version-3.14' into master-no_appcompat

SDK 3.14

Conflicts:
	facebook/build.gradle
	facebook/src/com/facebook/Session.java
	samples/FriendPickerSample/src/com/facebook/samples/friendpicker/FriendPickerSampleActivity.java