add omniauth middleware and placeholder callback route
notes to self on current_user methods
generate Permission scaffold
create permissions database table
route callback to permissions#create
remove new permission view and controller
remove edit permissions view and controller
remove permissions form partial
rollback db
destroy scaffolded permissions
corrected typo in permissions controller
generate Permissions model
create permissions db table
clean up routes.rb
corrected typo in routes introduced in last commit
add resource route to map to permissions actions automatically
adds filter to permissions controller