Toblerity/Shapely — pull request #23 by olt (2012-08-30 16:08:10+00:00)
Title: Improve Cython calling in setup.py

Rebuild Cython files when building from repo (with MANIFEST.in) when either
- .c file is missing
- .c file is older than .pyx
- setup.py is called with sdist

Abort setup.py on errors when running sdist, otherwise give a warning.