Move colorization to the display layer

Color output isn't necessarily always going to be a terminal output
thing, and terminals don't always support the same escape codes (e.g. on
Windows). Thus, all colorization efforts are done in the Display rather
than in the Game.

Signed-off-by: Alek Ratzloff <alekratz@gmail.com>

agame/game.py

@@ -2,7 +2,6 @@ import dataclasses
 import textwrap
 from typing import Any, MutableMapping, List, Match, Optional, Sequence, Union
 from agame.action import Action
-from agame.color import colorize
 from agame.display import Display
 from agame.item import Item, ItemInst
 from agame.room import Room
@@ -141,12 +140,11 @@ class Game:
         "Format, colorize, wrap, and print the message."
         if lines:
             head = textwrap.fill(lines[0])
-            # TODO - move colorize to Display
-            self.display.line(colorize(head))
+            self.display.line(head)
             for line in lines[1:]:
                 message = textwrap.fill(line)
                 self.display.line()
-                self.display.line(colorize(message))
+                self.display.line(message)
         else:
             self.display.line()