…lock it could give an incorrect index. If there was text or spaces between the #each block and the containing element it would give a wrong answer.

The #each block can still only contain one element. It may now contain text surrounding the single element. It may not have any variables outside the single element.

…sing removes from #each blocks with ranges (for example some blank text before/after the element) to fail.

I originally used a while loop but the condition wasn't being reevaluated - maybe a browser optimization.

…uire multiple arguments.

Update racer.

…ages.