refactor: introduce RuntimeContext

Signed-off-by: Sefa Eyeoglu <contact@scrumplex.net>

launcher/minecraft/PackProfile.h

@@ -104,6 +104,9 @@ public:
     /// if there is a save scheduled, do it now.
     void saveNow();
 
+    /// helper method, returns RuntimeContext of instance
+    RuntimeContext runtimeContext();
+
 signals:
     void minecraftChanged();