scipy/scipy — pull request #3151 by richardtsai (2013-12-15 13:22:56+00:00)
Title: Move scipy.misc.factorial* to scipy.special

`scipy.misc.factorial`, `scipy.misc.factorial2` and `scipy.misc.factorialk` are moved to `scipy.special` in this PR. But they are also imported in `scipy.misc` for compatibility with existing code. Tests for them are added also.