3942 [share] Do not tear down channel onDetachedFromActivity. (cla: yes, waiting for tree to go green, p: share, platform-android)

3944 [in_app_purchase] Added support to request list of purchases (cla: yes, p: in_app_purchase, platform-android)

3949 [integration_test] Remove the package (cla: yes, waiting for tree to go green, p: integration_test, platform-ios, platform-android, platform-macos, platform-web)

3956 [image_picker] Change storage location for camera captures to internal cache on Android, to comply with new Google Play storage requirements.  (cla: yes, waiting for tree to go green, p: image_picker, platform-android)

3979 [video_player] Add URL for exoplayer to maven for all dependents (cla: yes, p: camera, p: video_player, platform-android)