Fix notifications on OS X after API change.
Fix notifications on OS X after API change.
scpeters/catkin_tools,scpeters/catkin_tools,scpeters/catkin_tools,iwanders/catkin_tools,iwanders/catkin_tools,catkin/catkin_tools,iwanders/catkin_tools,rhaschke/catkin_tools,rhaschke/catkin_tools,scpeters/catkin_tools,catkin/catkin_tools,iwanders/catkin_tools,catkin/catkin_tools,catkin/catkin_tools,rhaschke/catkin_tools