Merge "Add a tool for merging annotation.zip files" am: 0e4260d772 am: b370ca080a am: 7ccd3666d6 am: 0d084d8990 am: 0ac02ae06e

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1837313

Change-Id: If90096b541453e70453069cb2596422001dacef0