moved aggregate to estimator

mlmc/src/estimators/MonteCarlo.hpp

@@ -18,7 +18,7 @@ protected:
 
   bool parallel;
 
-  // Todo make unique pointer, there are issues with cleaning up this opject!
+  // Todo make unique pointer, there are issues with cleaning up this object!
   Meshes *meshes;
 
   PDESolver *pdeSolver;
@@ -28,8 +28,6 @@ public:
 
   MeshesCreator meshesCreator;
 
-  WelfordAggregate aggregate;
-
   SampleID cId;
 
   SampleID fId;