[FIX] Next predefined option after [f]ixing is e[x]it [ENH] keep previous predefined option after 'clear [S]creen'

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@47819 b456876b-0849-0410-b77d-98878d47e9d5