add ban users instead of deactivate
ban/unban users
simplifiy logic to helper
add ban/unban to rspec
schema
adjust user index to show or hide banned
factory name snafu
finally remove all trace of user deleted_at
remove deactivated flair from user show page
nameerror resolution + semantic changes
Merge pull request #711 from YaleSTC/529_deactivated_users

529 deactivated users