Fixed: Problem with icon not showing if the site is not in the root.

[OzzModz] Conversation Read Checkmark for XenForo 2.1+ Update 2.0.2

Added: Missing files that contains the checkmark image.

Support: XF 2.2
Changed: Addon name to [OzzModz] Conversation Read Checkmark
Added: Support link for addon in the addon list in the ACP.