Cleaned up inappropriate comments about metric intersection

Geo/STensor3.cpp

@@ -37,7 +37,7 @@ SMetric3 intersection (const SMetric3 &m1, const SMetric3 &m2)
   double l2 = std::max(dot(v2,m1,v2),dot(v2,m2,v2));
 
   // Correction from the PhD thesis of Frederic Alauzet p.16
-  // If m2 = alpha*m1, then take the largest metric (incoherent with definition intersection)
+  // If m2 = alpha*m1, then take the largest metric
   static const double eps = 1.e-2;                              // Tolerance to detect triple eigenvalue (i.e. proportional metrics)
   const double max_eig = std::max(S(0), std::max(S(1), S(2)));
   const double min_eig = std::min(S(0), std::min(S(1), S(2)));

Mesh/BackgroundMesh.cpp

@@ -400,8 +400,7 @@ double BGM_MeshSize(GEntity *ge, double U, double V,
 }
 
 
-// anisotropic version of the background field - for now, only works
-// with bamg in 2D, work in progress
+// anisotropic version of the background field
 SMetric3 BGM_MeshMetric(GEntity *ge,
                         double U, double V,
                         double X, double Y, double Z)
@@ -445,7 +444,7 @@ SMetric3 BGM_MeshMetric(GEntity *ge,
 }
 
 bool Extend1dMeshIn2dSurfaces()
-{
+{rm
   return CTX::instance()->mesh.lcExtendFromBoundary ? true : false;
 }