Updates CHANGES with the benchmark feature for next release.
Updates CHANGES with the benchmark feature for next release.

reactotron/reactotron,infinitered/reactotron,rmevans9/reactotron,reactotron/reactotron,infinitered/reactotron,reactotron/reactotron,infinitered/reactotron,rmevans9/reactotron,rmevans9/reactotron,reactotron/reactotron,rmevans9/reactotron,infinitered/reactotron,reactotron/reactotron,rmevans9/reactotron