Autocurse less nasty

Blessed dunce caps and helms of opposite alignment will unbless (instead
of turning into cursed) when worn by a player, based on
http://l.j-factor.com/nethack/c-dunce.diff (by "L" - Leon Arnott)
Colours for special walls/floor of in TTY mode

Colours for walls and floor of special dungeon regions in TTY mode, work
by by "L" (Leon Arnott), slightly modified. Affects beehives, gardens,
Juiblex lair, Mines, Wizard's tower, Astral Plane and altars.
Rooms on nymph level are now gardens

Rooms on nymph level are now gardens
Anti-magic field should be now noticeable

Anti-magic field should be now noticeable + it will affect monsters
(from Sporkhack)
Watch captains may unlock doors

From Sporkhack - see
https://github.com/Bulwersator/CopyOfSporkHack/commit/bf7533dfece426855bb12fcffc8cc63db089c354
-unimportant thing in changelog