[FIX] Changes added to fix "away" word always shown even if not distance available  Ref: http://dev.tiki.org/item4994

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@48828 b456876b-0849-0410-b77d-98878d47e9d5
[ENH] Offer a link for admin, to rebuild index on error message "No index available".   Ref: http://dev.tiki.org/item4951

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@48829 b456876b-0849-0410-b77d-98878d47e9d5