Here's the key list (sorry, didn't get a chance to wedge live help in):
- ArrowUp -> Move cursor up.
- ArrowDown -> Move cursor down.
- ArrowLeft -> Move cursor left.
- ArrowRight -> Move cursor right.
- h -> Move hero to cursor location.
- t -> Add/change target.
- 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 -> Add map object.
- f -> Add floor tile.
- + -> Increment move timer.
- - -> Decrement move timer.
- delete -> Remove item in cell.
- d -> Dump current level.
- Escape -> Exit level editor.