Higher level event management designed to facilitate fluent domain-specific event subscriptions.
$ component install component/event-manager
EventManager with the given
target object which events will be bound to,
obj which will receive method calls.
Register bind function.
Register unbind function.
event with optional
method is undefined it becomes
with the "on" prefix.
events // implies "onlogin"events
Unbind a single binding, all bindings for
or all bindings within the manager.