Make jQuery UI rules format consistent with recent theme changes

git-svn-id: http://textpattern.googlecode.com/svn/development/4.x@5471 2fea6a4d-a838-0410-917b-93a53c48e9d2
Use 0 instead of 0px

git-svn-id: http://textpattern.googlecode.com/svn/development/4.x@5472 2fea6a4d-a838-0410-917b-93a53c48e9d2