Add PyPy specific dependencies.
Add PyPy specific dependencies.

danielsamuels/cms,dan-gamble/cms,danielsamuels/cms,dan-gamble/cms,lewiscollard/cms,jamesfoley/cms,jamesfoley/cms,jamesfoley/cms,danielsamuels/cms,lewiscollard/cms,jamesfoley/cms,dan-gamble/cms,lewiscollard/cms