Fix plugin build with latest master snapshot api Switch to the snapshot api for that matter, until a new release containing these recent api changes comes out. - Adapt to the move of state setting from Project to ProjectConfig. - Adapt to the changed SubmoduleOp api for subscriptions information. - Adapt to the new SubscribeSection and Project Builders. Change-Id: I3c467e2f1fc42c2c6d7a9c02f1244518931cda17