[WIP] Replace appearance data with individual fields

Storing certain things in appearance data and others in their own fields
was gross. Now everything is stored on the same level and functions have
been added to generate appearance data when it's needed by the client.

src/Player.hpp

@@ -89,4 +89,6 @@ struct Player : public Entity {
 
     virtual void enterIntoViewOf(CNSocket *sock) override;
     virtual void disappearFromViewOf(CNSocket *sock) override;
+
+    sPCAppearanceData getAppearanceData();
 };