Fix bug in checking edit permissions for Documents and Document_lists
Update styling for logout link
Fix bug in controller Auth::request_access
Fix bug in function files() > load Document_mapper
Make field role required
Add route for admin/user_requests/accept/(id)
Update link generation for pdf files
Move/Rename template document_list/index.php to document_list.php
Update Grocery_CRUD

added functionality: custom actions are now
only available for the user if he has edit rights on a record.
Add mock field link to document_lists, add callback for column/field published
Split view document_list into three parts (header, body, footer)
Add listing of documents view of a Document_list