* Initial addition of kokoro and bazel continuous integration support.
Only adds support for ActivityIndicator and its dependencies. Will add other components to the continuous integration in follow up changes.
* Add AnimationTiming.
* Fix target name.
* Use ... matching to run all tests and build all targets.
* Just run tests.
* Add skeleton tests.
* Fix copyrights and build files.
* Add bzl file.
* Standardize build files.
* Fix typo.
* Naming.
* Remove confusing comment.
* Use Xcode 8.2.
