Add hornet swarm and tweak other contents a bit
Summon actors from specific groups, not factions
Describe monsters according to the categories==madness theme
Give the magical items mathemagical flavour
Describe actor (including projectiles) when looking at a tile

This is a temporary measure, until actors are listed and described
in ohter ways.
Don't let blind actors read scrolls
Don't path through doors if the actor can't open them
Add game mode descriptions
Display game mode description at game start