Updating memberships.views.details to use the new MembershipDefault model.
Initial PEP8 on the memberships.views.detail function.
Adding a membership filter get_action.  Returns actions that are available to set user.
Updating the Membership.get_acct_number method.
Adding the Membership.get_since_dt and Membership.get_actions method.
Creating initial membership detail page.
Merge branch 'master' of github.com:tendenci/tendenci