Evaluate cops fully to discover errors ASAP and free memory
Add wall caches that create items
Fix off by one stair index check
Refactor and fix ensuring no long stair chains
Don't let blind monsters search on purpose

They forget their search results very quickly.
Sync starting game time with level time
Update scores
Add more tests to Makefile
Fix a crash when showing an empty arena in skirmish mode
Add a commandline option to start a new game immediately
Update cabal file for the new version
Update player documentation for the new version