Rebase.
Use setuptools, include ez_setup, enable installation of numpy by pip if it isn't installed.
Merge branch 'master' of https://github.com/lebedov/bottleneck
Fix extension package name.
Add PSF and ZPL licenses (for ez_setup.py) to bottleneck/LICENSE.
Update RELEASE.rst.
Merge pull request #79 from lebedov/master

Use setuptools for installation, enable installation of numpy by pip if it isn't installed