Bug fixes

In node/259187, joachim posted an issue about removing IP addresses. This is now fixed in this release. Also, joachim suggested adding a description in the administration menu. I've added the description and have moved the ipAuthenticator from the settings section to the user's section in the administration page.

Updated the placement of the ipAuthenticator module inside the administrative menu.

Fixing a bug in the main stylesheet.

Changed header image to .jpg format to speed up loading dramatically.

Dramatically increased loading time by changing header image to .jpg format.

Contains several fixes and cleanups.