I have the same problem. The spacing is too wide on both the left and right. Tried looking into gconf, but the only setting I found was which app to launch for the Configure button.
** Attachment added: "Desktop Screenshot" http://librarian.launchpad.net/4566003/Screenshot.png -- Network monitor applet distorted https://launchpad.net/bugs/63270 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs