Update dependency versions for 2016-12 release

- Set targetSDK to 25
- Gradle plugin 2.2.3
- Build tools 25.0.2
- Support library 25.0.1
- Play Services 10.0.1

Change-Id: Ib4768c08fa73925ad83d37240e6a282202a00952
Merged-In: Ib4768c08fa73925ad83d37240e6a282202a00952
8 files changed