Restrict creating tickets to only users who have permissions to do it
Restrict ticket updating to only those who have permission
Restrict destroy action to only people with permission
Restrict actions in TicketsController based on permissions and hide links
Add permissions screen for admins
Add creating, editing, updating, and deleting tickets to assigning permissions interface
Add a seeds file
Add the ability to attach a file to a ticket
Users can now upload 3 files at a time
Uploaded Assets are now strictly served throuh the FilesController
Provide an 'Add another file' link that uses Javascript so that users can upload more than one file