bug fix: a break statement missed

[[Imported from SVN: r2923]]

disc/shapefunctions/lagrange/simplexshapefunctions.hh

@@ -854,6 +854,7 @@ namespace Dune
         bb[0][2]=0.0;
         bb[1][2]=0.0;
         bb[2][2]=0.0;
+        break;
       case 3 :
         //--interpolation point associated with shape fn
         pos[0]=0.0;
@@ -1179,7 +1180,7 @@ namespace Dune
     {
       ReferenceSimplex<C,3> tetrahed;
       int j=0;
-      for (int c=3; c>=1; --c)
+      for (int c=3; c>=2; --c)
         for(int e=0; e<tetrahed.size(c); ++e)
         {
           sf[j] = Imp(j,e,c);