Updated database version number to be same as Traq's version number.
Allow updated_at for tickets to be null.
Comments!
Allow changing what columns to show.
Added Ticket::listing_columns() method.
Moved allowed ticket listing columns method to ticket helpers file.
The created at, updated at and votes columns can now be shown on the ticket listing.
Use the right function for that.
Updated ticket listing view to work with new column system.
Added ticket listing columns interface.
Styled ticket listing columns interface.
Columns are remembered by session when set using the form.
Added translation strings for ticket columns.
Updated framework.
The milestone, version, type, status and component filters are now use multiselect fields instead of multiple single select fields.
It's now possible to remove filters that use one row instead of many.
Tweaked the ticket filters form CSS.