make it possible to test for fired events
make it possible to test for fired events

change atLeastOnce expectations to once - if an expected method
is called more than anticipated, that's something to flag

pwerken/cakephp-crud,deizel/crud,Spriz/crud,johanmeiring/crud,bravo-kernel/crud,dakota/crud,bcrowe/crud,simkimsia/crud,ankr/crud,ojengwa/crud,davidyell/crud,FriendsOfCake/crud-json-api,FriendsOfCake/crud