Add support for building Python 2 extension module.
Add support for building Python 2 extension module.

This time without all the accidentally committed crap.

twoporeguys/librpc,twoporeguys/librpc,twoporeguys/librpc,twoporeguys/librpc,twoporeguys/librpc,twoporeguys/librpc,twoporeguys/librpc,twoporeguys/librpc