add an alias for setTimeout and setInterval

[rzimmerman]

It would be cool if setInterval worked kind of like a while loop with a conditional.

setTimeout could be something like delay for

[cmwelsh]

I've heard people recommend against setInterval (see the section about stacking calls at JavaScript Garden. Perhaps you could emulate it with setTimeout.

[rzimmerman]

Thanks for the link on setInterval. That makes a lot of sense - we wouldn't want calls to the timer function to queue up while blocked. Something more like NSTimer where more than one call gets dropped would be better. Or just do what the article says and keep calling setTimeout in some intelligent way.