1bc7aaff48
Add SharingSupport activity - use ShareCompat.IntentBuilder to produce sharing intents for menu item sharing, text only, single stream, and multiple stream. Add SharingReceiverSupport - receive text/plain content as text only, single stream, and multiple stream. Add SharingSupportProvider - simple filesystem-based read-only ContentProvider for providing a data stream. Change-Id: I7e69a80984c0c5a8d93663f928f644d55c92350d