4.0.0
com.android.support
support-annotations
26.0.0
Android Support Library Annotations
The Support Library is a static library that you can add to your Android application in order to use APIs that are either not available for older platform versions or utility APIs that aren't a part of the framework APIs.
http://developer.android.com/tools/extras/support-library.html
2013
The Apache Software License, Version 2.0
http://www.apache.org/licenses/LICENSE-2.0.txt
repo
The Android Open Source Project
scm:git:https://android.googlesource.com/platform/frameworks/support
http://source.android.com