Android 6.0.1 release 21
am 969b5424: Update required bootloader for MR1 am: 4762fde421  -s ours am: ef0d51e405 am: 32b10ee0c0 am: a5abc00c9a
am: bca287fbbe

* commit 'bca287fbbe3e9f7ae4e403821c28a3805b0e4786':