Moved to a Mixin approach for added created / updated datetime fields to models
Added mirroed field to Package model & made package names unique
Fixing release model fields to match post data supplied distutils
Added WTForms-Alchemy==0.12.2 to install deps
Fixing desctiption field name
More model fixes for package releases
Basic package registration w/ out uploads
Moved mxins to db module
Get or create mixin for Django style Object.get_or_create()