NOISSUE Add world icons and world icon reset button

api/logic/minecraft/WorldList.h

@@ -44,7 +44,8 @@ public:
         SeedRole,
         NameRole,
         GameModeRole,
-        LastPlayedRole
+        LastPlayedRole,
+        IconFileRole
     };
 
     WorldList(const QString &dir);
@@ -81,6 +82,9 @@ public:
     /// Deletes the mod at the given index.
     virtual bool deleteWorld(int index);
 
+    /// Removes the world icon, if any
+    virtual bool resetIcon(int index);
+
     /// Deletes all the selected mods
     virtual bool deleteWorlds(int first, int last);