Drag and drop reordering of turns.
Add resize handle to turns.
WIP: multiple movements per turn.
Almost passable for a UI
Fix bug where barrelroll at beginning of turn had bad template position.
Fix large ship barrel roll.
Toggles for how to display movements.

* Figured out alpha.
* Added outline.
Highlight current turn.
Merge branch 'feature/multimoveme8nt'