[FIX} Adjust navbar-inverse background similar to the change at Tiki project sites, so the  Social networking layout will have it by default.

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/13.x@52221 b456876b-0849-0410-b77d-98878d47e9d5
[FIX] removing the backslashes as they appear in the subject line

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/13.x@52222 b456876b-0849-0410-b77d-98878d47e9d5