Facebook Android SDK 3.16.0

Summary: Facebook Android SDK 3.16 (see https://developers.facebook.com/docs/android/change-log-3.x/)

Test Plan: Built ZIP

Reviewers: clang, dmmiller

Reviewed By: dmmiller

Subscribers: subodh, calvin, kvudata, owenc, coneko, royw, jacko, natthu, agallagher, simons, sdwilsh, dmmiller, dominik

Differential Revision: https://phabricator.fb.com/D1444870