Merge "add link for how to update the gradle plugin. bug: 23725775" into nyc-dev am: b42e41e9c8 am: 1e1e5a23af am: 4040cf64b5 am: ec3760827b
am: a64769674c

Change-Id: Ib51ff514fa86b45cda05ab0b1efbfa2b7b2b40c0