Fix Hopper selection crash, add some placeholder enums, add a compaitiblity shim

src/include/ToolEnum.h

@@ -0,0 +1,11 @@
+#pragma once
+
+namespace Enum
+{
+	namespace Hopper
+	{
+		enum Value {
+			GameTool = 0, Grab = 1, Clone = 2, Hammer = 3, Slingshot = 4, Rocket = 5, Laser = 6
+		};
+	}
+}