Merge branch 'issue/global_refine_basis_update' into 'master'

Update GlobalBasis after globalRefine in the initialize() method

See merge request !4

src/amdis/ProblemStat.inc.hpp

@@ -49,6 +49,8 @@ void ProblemStat<Traits>::initialize(
     Parameters::get(gridName_ + "->global refinements", globalRefinements);
     if (globalRefinements > 0) {
       grid_->globalRefine(globalRefinements);
+      if (globalBasis_)
+        globalBasis_->update(gridView());
     }
   }