Feature: Per-drive permissions
Feature: New user group permission: Donate (can donate to the forum)
Feature: New user group permission: Donate anonymously (requires the Donate permission)
Change: "Allow guest donations" drive option removed, as it is now handled by user group permissions
Change: "Allow anonymous donations" drive option removed, as it is now handled by user group permissions
Change: Slightly tweaked the Donation Drives list in the AdminCP
Fix: Fixed an instance where the HTML in the "Short description" would not be rendered
Fix: The donation drive entries in the navbar drop-down would not correctly link to the drive itself