Renamed MapLoader to MapParser, added level select menu

lib/ui/menus/level_select_menu.rb

@@ -0,0 +1,20 @@
+class IMICFPS
+  class LevelSelectMenu < Menu
+    def setup
+      title "I-MIC FPS"
+      subtitle "Choose a Map"
+
+      Dir.glob(GAME_ROOT_PATH + "/maps/*.json").map { |file| [file, MapParser.new(map_file: file)]}.each do |file, map|
+        link map.metadata.name do
+          push_state(
+            LoadingState.new(forward: Game, map_file: file)
+          )
+        end
+      end
+
+      link "Back" do
+        pop_state
+      end
+    end
+  end
+end