fix(event): fix #1110, nodejs EventEmitter should support Symbol eventName

[JiaLiPassion]

fix #1110.

In nodejs, EventEmitter should support Symbol as eventName.

const symbolA = Symbol('A');
emitter.addListener(symbolA, listener);
emitter.removeListener(symbolA, listener);

[jreidgreer]

@JiaLiPassion do you happen to know when this will get merged? Thanks!

[jreidgreer]

@JiaLiPassion do you have an update on when this might be merged in?

[JiaLiPassion]

@jreidgreer, I am not sure, If you want to test, I can create a temp release branch for you.

[Mathyn]

Any updates on this? When can we expect this to be released?