Fixed the removal of empty listener arrays in the removeListener method
Fixed the removal of empty listener arrays in the removeListener method

oculus42/EventEmitter,Olical/EventEmitter,modulexcite/EventEmitter,Wolfy87/EventEmitter,modulexcite/EventEmitter,Olical/EventEmitter,Olical/EventEmitter,oculus42/EventEmitter,Wolfy87/EventEmitter