warnings fixed

vcg/complex/algorithms/parametrization/tangent_field_operators.h

@@ -981,7 +981,7 @@ public:
         }
     }
 
-    ///set the face cross vector from vertex one
+    ///set the vert cross vector from the faces
     static void SetVertCrossVectorFromFace(VertexType &v)
     {
         std::vector<FaceType *> faceVec;

vcg/complex/algorithms/voronoi_remesher.h

@@ -720,4 +720,4 @@ protected:
 } // end namespace tri
 } // end namespace vcg
 
-#endif _VCGLIB_VORONOI_REMESHER_H
+#endif // _VCGLIB_VORONOI_REMESHER_H

wrap/igl/smooth_field.h

@@ -391,7 +391,7 @@ public:
 
 
     static void InitByCurvature(MeshType & mesh,
-                                int Nring,
+                                unsigned Nring,
                                 bool UpdateFaces=true)
     {