[ENH] Add topbar modulelist in navbar of social layout

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@52383 b456876b-0849-0410-b77d-98878d47e9d5
[ENH] Remove search box in social layout

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@52384 b456876b-0849-0410-b77d-98878d47e9d5