Bump Android packages to newest versions, add androidsdk_5_1_1 and androidsdk_5_1_1_extras to env

Detailed changes:
- android-sdk: update 24.0.1 -> 24.1.2
- android-platforms: add 5.1.1
- android-platform-tools: update 21 -> 22
- android-build-tools: update 21.1.2 -> 22.0.1
- android-support: update 21 -> 22.1.1
- android-support-repository: update 9 -> 14