SAK-25514 moving classes from links to list item

git-svn-id: https://source.sakaiproject.org/svn/portal/trunk@316104 66ffb92e-73f9-0310-93c1-f5514f145a0a
SAK-25514 renaming includeMainNav to includeSitesNav

git-svn-id: https://source.sakaiproject.org/svn/portal/trunk@316105 66ffb92e-73f9-0310-93c1-f5514f145a0a