{REF] panel-default class added to compensate for removed legacy classes.

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@48559 b456876b-0849-0410-b77d-98878d47e9d5
{REF] More siteloginbar classes removed.

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@48560 b456876b-0849-0410-b77d-98878d47e9d5