SAK-22349: VI-38 When user hangs up the buttons are changes correctly

git-svn-id: https://source.sakaiproject.org/svn/portal/branches/SAK-23349@125381 66ffb92e-73f9-0310-93c1-f5514f145a0a
SAK-23349: VI-41 Included the green cam icon in the site users list

git-svn-id: https://source.sakaiproject.org/svn/portal/branches/SAK-23349@125382 66ffb92e-73f9-0310-93c1-f5514f145a0a