Installation and general info, who can use it
http://coppermine-gallery.net/forum/index.php?topic=28367.0

Docs
http://coppermine-gallery.net/forum/index.php?topic=28367.msg131255#msg131255

Making themes modpack compatible
http://coppermine-gallery.net/forum/index.php?topic=34905.msg163858#msg163858

If you have questions
http://coppermine-gallery.net/forum/index.php?board=86.0