solver: more aggressive reuse of previous steps for rewind to limit the number of rollback steps created.
solver: more aggressive reuse of previous steps for rewind to limit the number of rollback steps created.

theonlydude/RandomMetroidSolver,theonlydude/RandomMetroidSolver,theonlydude/RandomMetroidSolver,theonlydude/RandomMetroidSolver,theonlydude/RandomMetroidSolver