Fixed a few issues and added more functionality

Fixed player not rendering in third person and armor arm0 not moving with 64x64 skins. Added offsets to held item (main hand) and armor (boots).

Minecraft.Client/ModelPart.h

@@ -17,6 +17,7 @@ public:
 	bool bMirror;
 	bool visible;
 	bool hideWithHelmet;
+	bool isArmorPart1;
 	bool neverRender;
     vector <Cube *> cubes;
     vector <ModelPart *> children;