Remove hand rolled "shift" loop, and replace with a delete/combination, which is slightly more efficient. (and more in the spirit of the benchmark, IMO)
Remove hand rolled "shift" loop, and replace with a delete/combination, which
is slightly more efficient. (and more in the spirit of the benchmark, IMO)

This is only necessarily at all because "shift" and "push" don't work
on 'Array' arrays, which is now what "split" returns.


git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@7390 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

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