Split out examplegame defs by items, rooms, and vars

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

examplegame/rooms.py

@@ -0,0 +1,14 @@
+from agame.room import Room
+from . import database
+
+database.add_rooms(
+    Room(
+        id="start",
+        name="Test room",
+        desc="You're in ((Todd's Test Cell)).",
+        items=[
+            database.items["glowing_rock"].create_inst(),
+            database.items["cell_door"].create_inst(),
+        ],
+    ),
+)