The key listener is now mostly a mapper of key events to editor actions. Soon, this should be 100% true.
The editor builds transactions that are themselves intelligent. The editor makes very few DOM calls itself.
It relies on the transactions to do most of the actual editing.
git-svn-id: svn://10.0.0.236/trunk@17518 18797224-902f-48f8-a5cc-f745e15eee43
