Move getToSLink() to soc.views.helper.redirects.getToSRedirect().
Fixes a circular import problem that prevented the site-wide ToS link from
being displayed by checkAgreesToSiteToS(). This is now completely implemented.
Patch by: Todd Larsen
Review by: to-be-reviewed
import os, sys
sys.path.insert(0, os.path.dirname(os.path.dirname(__file__)))
import pkg_resources
pkg_resources.require('WebOb')