[NEW] Add "Inline edit" command button. Not ideal, there's still a "slight" context switch, but it's possible to turn inline edit mode on and off.
[NEW] Add a small popup menu for inline editing.
No save button yet.

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/experimental@46511 b456876b-0849-0410-b77d-98878d47e9d5