Update .travis.yml
Update .travis.yml

Enabled OS X tests
gogozs/CCHMapClusterController,doff/CCHMapClusterController,noobywalker/customcallout,gogozs/CCHMapClusterController,choefele/CCHMapClusterController,keslcod/CCHMapClusterController,cloudjanak/CCHMapClusterController,keslcod/CCHMapClusterController,cloudjanak/CCHMapClusterController,doff/CCHMapClusterController,noobywalker/customcallout,choefele/CCHMapClusterController