- NLA: Hotkey ALT+S resets (synchs) action start/end in selected Strips
- NLA: Panel for Strips allow setting negative "Action start"
- NLA: When transforming strips, the selected keys for that action don't
get included (caused weird errors)
- Action: cleanup of drawing horizontal bars.
- Action: Pulldown menu option "Lock time" was in different location than
for the other pulldowns