Silence "Radium crashreporter: Seems like parent process died. ..." messages
mouse/temponodes: Convert temponodes to add-node-mouse-handler3
mouse: Convert pitches to add-node-mouse-handler3
mouse: Convert velocities to add-node-mouse-handler3
mouse: Removed add-node-mouse-handler and renamed add-node-mouse-handler3 to add-node-mouse-handler
mouse: Handle properly if AddPitch fails