Add original files from Python 3.3.1.
Merge branch 'new-glob' into new-glob-merge

Conflicts:
	src/glob2/impl.py
Merge branch 'new-glob-merge'

Conflicts:
	src/glob2/impl.py
Make work on Python 3.3 and 2.x.

Before this, we had a mix of Python 2 (the original) with the version
from Python 3 merged in.
Promote Python 3 compatibility.