Fixes the issue that elementMapper cannot be updated from the problem file...

Fixes the issue that elementMapper cannot be updated from the problem file needed for adaptive grid methods. The functions returning the elementMapper and vertexMapper are now overloaded with a non constant version of the functions. Reviewed by Bernd.

git-svn-id: svn://svn.iws.uni-stuttgart.de/DUMUX/dumux/trunk@14040 2fb0f335-1f38-0410-981e-8018bf24f1b0

dumux/implicit/common/implicitproblem.hh

@@ -663,17 +663,29 @@ public:
     { return bBoxMax_; }
 
     /*!
-     * \brief Returns the mapper for vertices to indices.
+     * \brief Returns the mapper for vertices to indices for constant grids.
      */
     const VertexMapper &vertexMapper() const
     { return vertexMapper_; }
 
     /*!
-     * \brief Returns the mapper for elements to indices.
+     * \brief Returns the mapper for elements to indices for constant grids.
      */
     const ElementMapper &elementMapper() const
     { return elementMapper_; }
 
+    /*!
+     * \brief Returns the mapper for vertices to indices for possibly adaptive grids.
+     */
+    VertexMapper &vertexMapper() 
+    { return vertexMapper_; }
+
+    /*!
+     * \brief Returns the mapper for elements to indices for possibly adaptive grids.
+     */
+    ElementMapper &elementMapper() 
+    { return elementMapper_; }
+
     /*!
      * \brief Returns TimeManager object used by the simulation
      */