wizard mode mapping

Override confusion and hallucination when revealing the map with
<ctrl/F> in wizard mode.  This also renames the `#poly' extended command
to `#polyself' and adds several one-line comments.

doc/fixes34.1

@@ -253,6 +253,7 @@ stop running or travelling if the vibrating square message is triggered
 show correct gender in ^X display when polymorphed into non-humanoid form
 for wizard and explore modes, skip second screen of ^X output when first
 	screen is cancelled by ESC
+for wizard mode, override confusion when using ^F to reveal map
 polyself into minotaur causes hard headgear to fall off
 with multiple leashes in use, 2nd had 50/50 chance of having unbounded length
 GOLDOBJ: coins aren't subject to curses/blesses and don't need identification
@@ -279,7 +280,7 @@ don't display the "intones:" prefix when !soundok since the message suffix
 document "sound" option in Guidebook
 destroy traps that are buried by boulders dropped in water
 renamed debug commands: light sources -> lightsources,
-	monpoly_control -> monpolycontrol
+	monpoly_control -> monpolycontrol, poly -> polyself
 detect attempt to swap places with big pet through narrow opening
 stinking clouds in bones files do not get their ttl set reasonably
 stinking clouds in bones files may incorrectly set player_inside