[EventDispatcher] Adds 'pauseEventListenersForTarget', 'resumeEventListenersForTarget' and 'removeEventListenersForTarget'.
Merge pull request #5505 from dumganhar/event-dispatcher-refactor

[EventDispatcher] Adds 'pauseEventListenersForTarget', 'resumeEventListenersForTarget' and 'removeEventListenersForTarget'.