http://jqbug.com/12303

Regression was introduced in 22ad8723 most likely because the clown who fixed http://bugs.jquery.com/ticket/4011 didn't add a unit test.

This reverts commit c01e022f.

We actually changed DELETE to accept a body on purpose, see http://bugs.jquery.com/ticket/7285 .

This reverts commit e2eac3f4.

There is a 1.7 regression with isDisconnected() that we should fix before tackling this.

This reverts commit 2b5b4ebb.

String.prototype.trim doesn't trim BOM in Safari 5.0 so this won't work without additional feature detects.

http://swarm.jquery.org/result/165379

jQuery.ready already fires "ready" event properly, the undefined reference had no effect.