tree db87353ba07faeb17427bd09eede6db4000d1d2e
parent 5d5a93d9cfb69188752e96c63c95e64ed0c96260
author Jorge Ruesga <j.ruesga.criado@gmail.com> 1481845215 +0100
committer Jorge Ruesga <j.ruesga.criado@gmail.com> 1481845215 +0100

Add sender identifier to configuration (stable-2.13)

Allow a client to retrieve the FCM sender id, so it can generate a
token for this server.

Change-Id: Iae061e9b1a8fa74e833c9f642b8bfe55641ddc74