Countdown v2.8 changes: Fixed issue with HTML page validation.
Countdown v2.7 changes: Added "Update with last thread created" link to Countdown admin page.
Countdown v2.6 changes: Fixed error with minute variable.
Countdown v2.5 changes: Now compatible with PHP 7.4.
Countdown v2.4 changes: Updated Countdown JavaScript code to v5.3.
Countdown v2.3 changes: Remove no longer used template code.
Countdown v2.2 changes: Now using finder for performing database queries.
Countdown v2.1 changes: Added User group permission called View.
Countdown v1.9 changes: Minor template edit to improve user interface.
Added Options page to allow changing the countdown timer colors.
