Add `object of event/handler pairs` as an option argument to $.fn.delegate

[deadlyicon]

Extending the API to allow the following:

$(document).delegate(selector, {event:handler});

[deadlyicon]

patch on top of f9417b9da980f4fa79d03ba691d9f3442c5ab2f2

[john]

Shouldn't we probably add this to .live() first? It's likely that the changes to delegate would become either simpler or go away altogether.

[deadlyicon]

agreed. I'll put together a patch for that

[dmethvin]

Duplicate of #6282.