SSO, User Data Push

Fixes #2, #45, #46

rename FoxyCartDatafeedCollector to FoxyCart_Controller

moved file to foxystripe/code/controllers

Created Single Sign On method in FoxyCartDatacontroller. Allow for anonymous checkout in handleDatafeed

handleDatafeed - moved customer info into conditional to accommodate anonymous checkout

added redirect to sso method

added SSO method to FoxyCartDatafeedCollector

Member - push customer data to FoxyCart via API