Document macros/map.asm

Rename MORN/DAY/NITE to MORN_F/DAY_F/NITE_F; use MORN/DAY/NITE for shifted values (cleaner for person_events)
Prefix FLOOR to the `elevfloor` constants

constants/misc_constants.asm

@@ -50,14 +50,14 @@ NUM_HOF_TEAMS = 30
 ; joypad
 
 	const_def
-	const A_BUTTON_F
-	const B_BUTTON_F
-	const SELECT_F
-	const START_F
-	const D_RIGHT_F
-	const D_LEFT_F
-	const D_UP_F
-	const D_DOWN_F
+	const A_BUTTON_F ; 0
+	const B_BUTTON_F ; 1
+	const SELECT_F   ; 2
+	const START_F    ; 3
+	const D_RIGHT_F  ; 4
+	const D_LEFT_F   ; 5
+	const D_UP_F     ; 6
+	const D_DOWN_F   ; 7
 
 NO_INPUT   EQU %00000000
 A_BUTTON   EQU 1 << A_BUTTON_F