zendframework/zf2 — pull request #1630 by Leftbrained (2012-06-26 22:49:56+00:00)
Title: Added Math\BigInteger::abs()

I don't have GMP installed, so someone needs to check to make sure that works (It *should* work).

For BcMath I'm just stripping off the first hyphen, if it exists. Is that good enough?