Revert "Bug 859746 - Mutt javascript tests do not print the RESULTS block. r=hskupin"

This reverts commit f6b1cfc11506d03dc446cba87b2426787b8cad48.
Bug 858731 - Update mutt test constants to BASE_URL,TEST_DATA. r=hskupin
Bug 860659 - elementslib.Lookup() fails if element in reduceLookup() does not exist yet. r=hskupin, r=ctalbert