Merge pull request #108 from ernstchan/bugfixes

Fixed SSL icons. Prepared removal of /banner/x rewrite rule.
Moved admin session to cookie. Disabled ASN lookup in ban list.
Cleanup and removal of more admin= parameters.
Silently ignore invalid admin cookie. Enabled panel for post deletion by IP mask. Added information about available GeoIP databases.
Fixed last commit.
More fixes.
Fixed some fixes.
File ext case.
Correctly display IPv6 addresses. Minor improvements on ban handling.
Geo-IP location, ASN lookup, ASN bans, Expiring IP bans, Fixes and changes to the mod popup and interface
Bugfix after module removal.
Some more bugfixes.
Merge branch 'geo-info' into bugfixes
Bugfixes & code optimizations.