Merge "Update README.md and dagger.md." into tm-qpr-dev am: 212f86c9 am: 77a5abb1

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21024663



Change-Id: I96f83e263061064e34ddef120c44dec1f71eaf46
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>