Moved Reload from the UserStore into the UserCache.
Replaced many of the calls to Reload with CacheRemove.
Simplified the error functions.
Fixed a bug in the errors where they didn't have any CSS. Oops.
Added CustomErrorJS(), unused for now, but it may be useful in the future, especially for plugins.
Fixed many problems in the themes.
Added the Stick(), Unstick(), CreateActionReply(), Lock() and Unlock() methods to *Topic.
Renamed ip-search.html to ip-search-results.html
Added the Activate() and initPerms methods to *User.
Tempra Cursive is hiding from sight for this one commit.
Added Font Awesome to /public/, it isn't used yet.
