Links with icons can now be set to only display the image with no text.
Updated copyright years in traq.js
Added delete links to timeline events.
The popover confirm box is now a reusable function.
Updated the `data-ajax-confirm` UJS to use the popover confirm box.
Added the CSS for the popover confirm box.
Deleting timeline events is done via Ajax with a fallback to a regular old HTTP request.