Remove the constraint on card key.
Add key cards admin panel
Add specs for key cards admin panel
Add specs for checking flash messages after deleting
Add searching to key cards
Add specs for key cards searching
Key cards list is now sorted by room name
Hit enter on filter no longer clear the input box
Rooms are sorted by floor and name as well
Move forms to partial template
Merge pull request #72 from osulp/feature/keycard-admin-panel

Feature/keycard admin panel