Moved the pc to the frame struct.
Fixed bug that caused the ambience to be corrupted by gc.
Self-review
Fold the is-closed flag into the lid frame pointer for stack pieces.
Cleaned up the naming of the value test functions.
Shuffle the family ordinals.
Checkpoint while shuffling family values.
Added locally scoped lambdas.
Self-review
Renamed local lambdas to blocks.
Started working on storing block state on the stack rather than the heap.
Moved state from blocks onto the stack.
Try to fix gcc issue.
Self-review
Dammit gcc!
Added indirect reading of block arguments.
Added outer arguments further out than 1 level.
Added refraction of locals.
Cleaned up the distinction between capturing and refracting outers.
Added refracted captured.