fixed mouse dream with the inifnite scaling patch

Added 5 achievements for staying in the sludgenest for many turns (one every 100 wall slime pops)

The Ritch Hive Mother dropped damage by 30%

no more cloning
serializtion is done to a memory buffer

Zones can have a temporary memory cache. ToME uses it to keep the last 3 visited zones (and associated levels) in memory, making switching between them much faster

Bathe in the Light now provides a damage shield to all affected creatures and fire damage to all damage creatures