revert fix($location): fix and test html5Mode url-parsing algorithm for legacy browsers

This reverts commit 49e7c32bb45ce3984df6768ba7b2f6a723a4ebe7.
revert fix($location): make legacy browsers behave like modern ones in html5Mode

This reverts commit 3f047704c70a957596371fec554d3e1fb066a29d.

Conflicts:
	src/ng/location.js