- Don't just restart on new listings, but also on significant changes to
old listings such as oracle changes.
- Cover the liquidator and settler in addition to the keeper.
(cherry picked from commit ce16d79b13)
Many instructions now return PreparedInstructions instead of a direct
Instruction or Vec<Instruction>. That way they can keep track of the
expected cu cost of the instructions for the compute limit instruction
that gets added once all instructions are made.
Christian Kamm