diff --git a/src/Mod/Cam/App/cutting_tools.cpp b/src/Mod/Cam/App/cutting_tools.cpp
index 03c87f0a83..d5279ecace 100644
--- a/src/Mod/Cam/App/cutting_tools.cpp
+++ b/src/Mod/Cam/App/cutting_tools.cpp
@@ -210,9 +210,9 @@ bool cutting_tools::getShapeBB()
  //       dist = mesh.calc_edge_length(eh);  //get the length of the current edge
  //       if(dist>2.6) //Split the Edge now
  //       {
- //        
+ //
  //           //Get the Start and EndPoints of the Edge
- //          
+ //
  //       }
 
  //   }
@@ -221,7 +221,7 @@ bool cutting_tools::getShapeBB()
  //mesh.release(m_CAD_Mesh);    //Function from MeshInterface to convert the Input Kernel back
 
 
-   
+
     /* Here is the old OCC BoundingBox function
     Bnd_Box currentBBox;
     Standard_Real XMin, YMin, ZMin, XMax, YMax, ZMax;
@@ -2337,7 +2337,7 @@ bool cutting_tools::OffsetWires_Spiral()
                 }
                 else //We have to try a mesh intersection as the Nurb Intersection does not seem to work
                 {
-                    cout << "Big Probleme";
+                    cout << "Big Problem";
                     continue;
                 }
                 //Now get the Proper Normal at this point
@@ -2640,7 +2640,7 @@ bool cutting_tools::OffsetWires_Spiral()
                 }
                 else //We have to try a mesh intersection as the Nurb Intersection does not seem to work
                 {
-                    cout << "Big Probleme";
+                    cout << "Big Problem";
                     continue;
                 }
                 //Now get the Proper Normal at this point
@@ -3492,7 +3492,7 @@ bool cutting_tools::classifyShape()
         m_pitch = fabs(maxlevel-minlevel)/cutnumber; //Correct m_pitch slightly to really get to the last level
 
   //Currently, the last level of self-approximated surfaces is not considered as a path curve
-  //The first level is also completely omitted, since it is unimportant. 
+  //The first level is also completely omitted, since it is unimportant.
   //The track is only useful for the lower machine if there are still flat areas at all
         for (int i=0;i<cutnumber;++i)
   {
diff --git a/src/Mod/Cam/App/cutting_tools.h b/src/Mod/Cam/App/cutting_tools.h
index 9bbaae0b29..f134a79508 100644
--- a/src/Mod/Cam/App/cutting_tools.h
+++ b/src/Mod/Cam/App/cutting_tools.h
@@ -50,12 +50,12 @@ It provides members for all fields of the GUI settings window.
 struct CuttingToolsSettings
 {
     /**This represents the maximum allowed angle for the springback functions*/
-    float limit_angle; 
+    float limit_angle;
     /**This represents the minimum CAD-Radius of the forming shape. This is necessary for the springback
     to avoid the generation of radii which are below that value*/
-    float cad_radius; 
+    float cad_radius;
     /**This represents the radius of the Master Tool*/
-    float master_radius; 
+    float master_radius;
     /**This represents the radius of the Slave Tool*/
     float slave_radius;
     /**This represents the cutting distance between two levels (the pitch)*/
@@ -74,9 +74,9 @@ struct CuttingToolsSettings
     float y_offset_robot;
     /**This represents the X-Offset value for the robot output*/
     float x_offset_robot;
-    /**This represents the error of the approximated NURB surface*/ 
+    /**This represents the error of the approximated NURB surface*/
     float error_tolerance;
-    
+
     /**This value is necessary to tell some special functions if we move zig/zag or clockwise/counterclockwise
     without changing direction after each step*/
     bool clockwise;
@@ -114,26 +114,26 @@ struct Face_Less
 
 
 
-/**\brief This class is the main class for the cutting Algorithms. 
+/**\brief This class is the main class for the cutting Algorithms.
 
-Its idea is to provide the basic functionality for cutting CAD surfaces. In this class you can also find 
+Its idea is to provide the basic functionality for cutting CAD surfaces. In this class you can also find
 functions useful for generating spiral and feature based toolpaths
 */
 class CamExport cutting_tools
 {
 public:
-	/**\brief The standard constructor 
-	
-	\param aShape A TopoDS_Shape 
-	*/ 
+	/**\brief The standard constructor
+
+	\param aShape A TopoDS_Shape
+	*/
     cutting_tools(TopoDS_Shape aShape);
 
     /**\brief The second standard constructor
 
     This one gets a vertical step down value as well
-	\param aShape A TopoDS_Shape 
+	\param aShape A TopoDS_Shape
     \param pitch A vertical step down in[mm]
-	*/ 
+	*/
     cutting_tools(TopoDS_Shape aShape, float pitch);
 
     /**\brief The standard destructor*/
@@ -151,7 +151,7 @@ public:
     the flat areas are inside
     */
 
-	/*! \brief Hier finden wir eine tolle Funktion */ 
+	/*! \brief Here we find a great function */
     bool arrangecuts_ZLEVEL();
     //bool checkPointIntersection(std::vector<projectPointContainer> &finalPoints);
     bool calculateAccurateSlaveZLevel(std::vector<std::pair<gp_Pnt,double> >&OffsetPoints, double current_z_level, double &slave_z_level, double &average_sheet_thickness,double &average_angle, bool &cutpos);
diff --git a/src/Mod/Cam/App/path_simulate.cpp b/src/Mod/Cam/App/path_simulate.cpp
index a2cf9e683d..abdd443512 100644
--- a/src/Mod/Cam/App/path_simulate.cpp
+++ b/src/Mod/Cam/App/path_simulate.cpp
@@ -1386,7 +1386,7 @@ Newtry: // If the generated path lengths are insufficient, a new attempt is star
 
             /*---Correction end---*/
 
-            // Fülle Vektoren
+            // Full Vectors
             l_vec.push_back(len);  // Length
             v_vec.push_back(v);    // Speeds
             a_vec.push_back(m_a);  // Acceleration
@@ -1465,10 +1465,10 @@ Newtry: // If the generated path lengths are insufficient, a new attempt is star
 			len_1 = (pow(v[1] - v[0],2.0) + pow(v[1],2.0))/m_a; 
 		}
 
-		// Fülle Vektoren
-		l_vec.push_back(len);  // Length
-		v_vec.push_back(v);    // Speeds
-		a_vec.push_back(m_a);  // Beschleunignung
+        // Full Vectors
+        l_vec.push_back(len);  // Length
+        v_vec.push_back(v);    // Speeds
+        a_vec.push_back(m_a);  // Acceleration
 
         // First fill the output vectors here (once per curve)
 		if(tool)
diff --git a/src/Mod/Mesh/App/Core/Evaluation.cpp b/src/Mod/Mesh/App/Core/Evaluation.cpp
index 3977282438..4070b1b090 100644
--- a/src/Mod/Mesh/App/Core/Evaluation.cpp
+++ b/src/Mod/Mesh/App/Core/Evaluation.cpp
@@ -1078,39 +1078,39 @@ bool MeshEigensystem::Evaluate()
 
     const MeshPointArray& aclPoints = _rclMesh.GetPoints ();
     for (MeshPointArray::_TConstIterator it = aclPoints.begin(); it!=aclPoints.end(); ++it) {
-        // u-Richtung
+        // u-direction
         clVect = *it - _cC;
         clProj.ProjectToLine(clVect, _cU);
         clVect = clVect + clProj;
         fH = clVect.Length();
       
-        // zeigen Vektoren in die gleiche Richtung ?
+        // point vectors in the same direction ?
         if ((clVect * _cU) < 0.0f)
             fH = -fH;
 
         xmax = std::max<float>(xmax, fH);
         xmin = std::min<float>(xmin, fH);
 
-        // v-Richtung
+        // v-direction
         clVect = *it - _cC;
         clProj.ProjectToLine(clVect, _cV);
         clVect = clVect + clProj;
         fH = clVect.Length();
   
-        // zeigen Vektoren in die gleiche Richtung ?
+        // point vectors in the same direction ?
         if ((clVect * _cV) < 0.0f)
           fH = -fH;
 
         ymax = std::max<float>(ymax, fH);
         ymin = std::min<float>(ymin, fH);
 
-        // w-Richtung
+        // w-direction
         clVect = *it - _cC;
         clProj.ProjectToLine(clVect, _cW);
         clVect = clVect + clProj;
         fH = clVect.Length();
   
-        // zeigen Vektoren in die gleiche Richtung ?
+        // point vectors in the same direction ?
         if ((clVect * _cW) < 0.0f)
             fH = -fH;
 
diff --git a/src/Mod/Points/App/Points.cpp b/src/Mod/Points/App/Points.cpp
index 947c27cee3..8a714d1712 100644
--- a/src/Mod/Points/App/Points.cpp
+++ b/src/Mod/Points/App/Points.cpp
@@ -140,7 +140,7 @@ PointKernel::size_type PointKernel::countValid(void) const
 {
     size_type num = 0;
     for (const_point_iterator it = begin(); it != end(); ++it) {
-        if (!(boost::math::isnan(it->x) || 
+        if (!(boost::math::isnan(it->x) ||
               boost::math::isnan(it->y) ||
               boost::math::isnan(it->z)))
             num++;
@@ -153,7 +153,7 @@ std::vector<PointKernel::value_type> PointKernel::getValidPoints() const
     std::vector<PointKernel::value_type> valid;
     valid.reserve(countValid());
     for (const_point_iterator it = begin(); it != end(); ++it) {
-        if (!(boost::math::isnan(it->x) || 
+        if (!(boost::math::isnan(it->x) ||
               boost::math::isnan(it->y) ||
               boost::math::isnan(it->z)))
             valid.emplace_back(
@@ -168,7 +168,7 @@ void PointKernel::Save (Base::Writer &writer) const
 {
     if (!writer.isForceXML()) {
         writer.Stream() << writer.ind()
-            << "<Points file=\"" << writer.addFile(writer.ObjectName.c_str(), this) << "\" " 
+            << "<Points file=\"" << writer.addFile(writer.ObjectName.c_str(), this) << "\" "
             << "mtrx=\"" << _Mtrx.toString() << "\"/>" << std::endl;
     }
 }
@@ -220,7 +220,7 @@ void PointKernel::save(const char* file) const
     save(out);
 }
 
-void PointKernel::load(const char* file) 
+void PointKernel::load(const char* file)
 {
     PointsAlgos::Load(*this,file);
 }
@@ -267,7 +267,7 @@ PointKernel::const_point_iterator::const_point_iterator
 //{
 //}
 
-PointKernel::const_point_iterator& 
+PointKernel::const_point_iterator&
 PointKernel::const_point_iterator::operator=(const PointKernel::const_point_iterator& pi)
 {
     this->_kernel  = pi._kernel;
diff --git a/src/Mod/Points/App/Points.h b/src/Mod/Points/App/Points.h
index 67fa6e57a8..829909261b 100644
--- a/src/Mod/Points/App/Points.h
+++ b/src/Mod/Points/App/Points.h
@@ -114,7 +114,7 @@ private:
     std::vector<value_type> _Points;
 
 public:
-    /// number of points stored 
+    /// number of points stored
     size_type size(void) const {return this->_Points.size();}
     size_type countValid(void) const;
     std::vector<value_type> getValidPoints() const;
@@ -195,4 +195,4 @@ public:
 } // namespace Points
 
 
-#endif // POINTS_POINTPROPERTIES_H 
+#endif // POINTS_POINTPROPERTIES_H
diff --git a/src/Mod/Points/App/PointsAlgos.cpp b/src/Mod/Points/App/PointsAlgos.cpp
index 12cc9c97fa..15a529841b 100644
--- a/src/Mod/Points/App/PointsAlgos.cpp
+++ b/src/Mod/Points/App/PointsAlgos.cpp
@@ -277,7 +277,7 @@ protected:
     }
     virtual pos_type seekoff(std::streambuf::off_type off,
         std::ios_base::seekdir way,
-        std::ios_base::openmode = 
+        std::ios_base::openmode =
             std::ios::in | std::ios::out) {
         int p_pos=-1;
         if (way == std::ios_base::beg)
@@ -310,7 +310,7 @@ private:
 };
 
 //Taken from https://github.com/PointCloudLibrary/pcl/blob/master/io/src/lzf.cpp
-unsigned int 
+unsigned int
 lzfDecompress (const void *const in_data,  unsigned int in_len,
                     void             *out_data, unsigned int out_len)
 {
diff --git a/src/Mod/Points/App/PointsAlgos.h b/src/Mod/Points/App/PointsAlgos.h
index d657dd9d9f..4ade5608a3 100644
--- a/src/Mod/Points/App/PointsAlgos.h
+++ b/src/Mod/Points/App/PointsAlgos.h
@@ -176,4 +176,4 @@ public:
 } // namespace Points
 
 
-#endif 
+#endif
diff --git a/src/Mod/Points/App/PointsFeature.cpp b/src/Mod/Points/App/PointsFeature.cpp
index 46e7872889..4c1645d9b1 100644
--- a/src/Mod/Points/App/PointsFeature.cpp
+++ b/src/Mod/Points/App/PointsFeature.cpp
@@ -45,7 +45,7 @@ using namespace Points;
 
 PROPERTY_SOURCE(Points::Feature, App::GeoFeature)
 
-Feature::Feature() 
+Feature::Feature()
 {
     ADD_PROPERTY(Points, (PointKernel()));
 }
@@ -90,7 +90,7 @@ void Feature::onChanged(const App::Property* prop)
         if (p != this->Placement.getValue())
             this->Placement.setValue(p);
     }
-    
+
     GeoFeature::onChanged(prop);
 }
 
diff --git a/src/Mod/Points/App/PointsFeature.h b/src/Mod/Points/App/PointsFeature.h
index 8d4e7761ba..ab3991bd79 100644
--- a/src/Mod/Points/App/PointsFeature.h
+++ b/src/Mod/Points/App/PointsFeature.h
@@ -87,4 +87,4 @@ typedef App::FeaturePythonT<Feature> FeaturePython;
 } //namespace Points
 
 
-#endif 
+#endif
diff --git a/src/Mod/Points/App/PointsGrid.cpp b/src/Mod/Points/App/PointsGrid.cpp
index 52b9b919f5..f064a3bdb5 100644
--- a/src/Mod/Points/App/PointsGrid.cpp
+++ b/src/Mod/Points/App/PointsGrid.cpp
@@ -96,7 +96,7 @@ void PointsGrid::Attach (const PointKernel &rclM)
 void PointsGrid::Clear (void)
 {
   _aulGrid.clear();
-  _pclPoints = NULL;  
+  _pclPoints = NULL;
 }
 
 void PointsGrid::Rebuild (unsigned long ulX, unsigned long ulY, unsigned long ulZ)
@@ -128,19 +128,19 @@ void PointsGrid::InitGrid (void)
 
   unsigned long i, j;
 
-  // Grid Laengen berechnen wenn nicht initialisiert
+  // Calculate grid lengths if not initialized
   //
   if ((_ulCtGridsX == 0) || (_ulCtGridsY == 0) || (_ulCtGridsZ == 0))
     CalculateGridLength(POINTS_CT_GRID, POINTS_MAX_GRIDS);
 
-  // Grid Laengen und Offset bestimmen
+  // Determine the grid length and offset
   //
   {
   Base::BoundBox3d clBBPts;// = _pclPoints->GetBoundBox();
   for (PointKernel::const_iterator it = _pclPoints->begin(); it != _pclPoints->end(); ++it )
     clBBPts.Add(*it);
 
-  double fLengthX = clBBPts.LengthX(); 
+  double fLengthX = clBBPts.LengthX();
   double fLengthY = clBBPts.LengthY();
   double fLengthZ = clBBPts.LengthZ();
 
@@ -162,7 +162,7 @@ void PointsGrid::InitGrid (void)
   }
   }
 
-  // Daten-Struktur anlegen
+  // Create data structure
   _aulGrid.clear();
   _aulGrid.resize(_ulCtGridsX);
   for (i = 0; i < _ulCtGridsX; i++)
@@ -176,10 +176,10 @@ void PointsGrid::InitGrid (void)
 unsigned long PointsGrid::InSide (const Base::BoundBox3d &rclBB, std::vector<unsigned long> &raulElements, bool bDelDoubles) const
 {
   unsigned long i, j, k, ulMinX, ulMinY, ulMinZ,  ulMaxX, ulMaxY, ulMaxZ;
-  
+
   raulElements.clear();
 
-  // Grid-Boxen zur naehreren Auswahl
+  // Grid boxes for a more detailed selection
   Position(Base::Vector3d(rclBB.MinX, rclBB.MinY, rclBB.MinZ), ulMinX, ulMinY, ulMinZ);
   Position(Base::Vector3d(rclBB.MaxX, rclBB.MaxY, rclBB.MaxZ), ulMaxX, ulMaxY, ulMaxZ);
 
@@ -192,13 +192,13 @@ unsigned long PointsGrid::InSide (const Base::BoundBox3d &rclBB, std::vector<uns
         raulElements.insert(raulElements.end(), _aulGrid[i][j][k].begin(), _aulGrid[i][j][k].end());
       }
     }
-  }  
+  }
 
   if (bDelDoubles == true)
   {
-    // doppelte Nennungen entfernen
+    // remove duplicate mentions
     std::sort(raulElements.begin(), raulElements.end());
-    raulElements.erase(std::unique(raulElements.begin(), raulElements.end()), raulElements.end());  
+    raulElements.erase(std::unique(raulElements.begin(), raulElements.end()), raulElements.end());
   }
 
   return raulElements.size();
@@ -212,7 +212,7 @@ unsigned long PointsGrid::InSide (const Base::BoundBox3d &rclBB, std::vector<uns
 
   raulElements.clear();
 
-  // Grid-Boxen zur naehreren Auswahl
+  // Grid boxes for a more detailed selection
   Position(Base::Vector3d(rclBB.MinX, rclBB.MinY, rclBB.MinZ), ulMinX, ulMinY, ulMinZ);
   Position(Base::Vector3d(rclBB.MaxX, rclBB.MaxY, rclBB.MaxZ), ulMaxX, ulMaxY, ulMaxZ);
 
@@ -226,13 +226,13 @@ unsigned long PointsGrid::InSide (const Base::BoundBox3d &rclBB, std::vector<uns
           raulElements.insert(raulElements.end(), _aulGrid[i][j][k].begin(), _aulGrid[i][j][k].end());
       }
     }
-  }  
+  }
 
   if (bDelDoubles == true)
   {
-    // doppelte Nennungen entfernen
+    // remove duplicate mentions
     std::sort(raulElements.begin(), raulElements.end());
-    raulElements.erase(std::unique(raulElements.begin(), raulElements.end()), raulElements.end());  
+    raulElements.erase(std::unique(raulElements.begin(), raulElements.end()), raulElements.end());
   }
 
   return raulElements.size();
@@ -241,10 +241,10 @@ unsigned long PointsGrid::InSide (const Base::BoundBox3d &rclBB, std::vector<uns
 unsigned long PointsGrid::InSide (const Base::BoundBox3d &rclBB, std::set<unsigned long> &raulElements) const
 {
   unsigned long i, j, k, ulMinX, ulMinY, ulMinZ,  ulMaxX, ulMaxY, ulMaxZ;
-  
+
   raulElements.clear();
 
-  // Grid-Boxen zur naehreren Auswahl
+  // Grid boxes for a more detailed selection
   Position(Base::Vector3d(rclBB.MinX, rclBB.MinY, rclBB.MinZ), ulMinX, ulMinY, ulMinZ);
   Position(Base::Vector3d(rclBB.MaxX, rclBB.MaxY, rclBB.MaxZ), ulMaxX, ulMaxY, ulMaxZ);
 
@@ -257,7 +257,7 @@ unsigned long PointsGrid::InSide (const Base::BoundBox3d &rclBB, std::set<unsign
         raulElements.insert(_aulGrid[i][j][k].begin(), _aulGrid[i][j][k].end());
       }
     }
-  }  
+  }
 
   return raulElements.size();
 }
@@ -282,9 +282,9 @@ void PointsGrid::Position (const Base::Vector3d &rclPoint, unsigned long &rulX,
 
 void PointsGrid::CalculateGridLength (unsigned long ulCtGrid, unsigned long ulMaxGrids)
 {
-    // Grid Laengen bzw. Anzahl der Grids pro Dimension berechnen
-    // pro Grid sollen ca. 10 (?!?!) Facets liegen
-    // bzw. max Grids sollten 10000 nicht ueberschreiten
+    // Calculate grid lengths or number of grids per dimension
+    // There should be about 10 (?!?!) facets per grid
+    // or max grids should not exceed 10000
     Base::BoundBox3d clBBPtsEnlarged;// = _pclPoints->GetBoundBox();
     for (PointKernel::const_iterator it = _pclPoints->begin(); it != _pclPoints->end(); ++it )
         clBBPtsEnlarged.Add(*it);
@@ -319,9 +319,9 @@ void PointsGrid::CalculateGridLength (int iCtGridPerAxis)
     return;
   }
 
-  // Grid Laengen bzw. Anzahl der Grids pro Dimension berechnen
-  // pro Grid sollen ca. 10 (?!?!) Facets liegen
-  // bzw. max Grids sollten 10000 nicht ueberschreiten
+  // Calculate grid lengths or number of grids per dimension
+  // There should be about 10 (?!?!) facets per grid
+  // or max grids should not exceed 10000
   Base::BoundBox3d clBBPts;// = _pclPoints->GetBoundBox();
   for (PointKernel::const_iterator it = _pclPoints->begin(); it != _pclPoints->end(); ++it )
     clBBPts.Add(*it);
@@ -342,21 +342,21 @@ void PointsGrid::CalculateGridLength (int iCtGridPerAxis)
 
   int iMaxGrids = 1;
 
-  if (bLenghtXisZero)  
-    iFlag += 1; 
+  if (bLenghtXisZero)
+    iFlag += 1;
   else
     iMaxGrids *= iCtGridPerAxis;
 
-  if (bLenghtYisZero) 
+  if (bLenghtYisZero)
     iFlag += 2;
   else
     iMaxGrids *= iCtGridPerAxis;
 
   if (bLenghtZisZero)
-    iFlag += 4; 
+    iFlag += 4;
   else
     iMaxGrids *= iCtGridPerAxis;
-  
+
   unsigned long ulGridsFacets =   10;
 
   double fFactorVolumen = 40.0;
@@ -378,12 +378,12 @@ void PointsGrid::CalculateGridLength (int iCtGridPerAxis)
       _ulCtGridsX = std::max<unsigned long>((unsigned long)(fLenghtX / fLengthGrid), 1);
       _ulCtGridsY = std::max<unsigned long>((unsigned long)(fLenghtY / fLengthGrid), 1);
       _ulCtGridsZ = std::max<unsigned long>((unsigned long)(fLenghtZ / fLengthGrid), 1);
-      
+
     } break;
   case 1:
     {
       _ulCtGridsX = 1; // bLenghtXisZero
-      
+
       double fArea = fLenghtY * fLenghtZ;
 
       double fAreaGrid = (fArea * ulGridsFacets) / (fFactorArea * _ulCtElements);
@@ -399,7 +399,7 @@ void PointsGrid::CalculateGridLength (int iCtGridPerAxis)
   case 2:
     {
       _ulCtGridsY = 1; // bLenghtYisZero
-  
+
       double fArea = fLenghtX * fLenghtZ;
 
       double fAreaGrid = (fArea * ulGridsFacets) / (fFactorArea * _ulCtElements);
@@ -421,7 +421,7 @@ void PointsGrid::CalculateGridLength (int iCtGridPerAxis)
   case 4:
     {
       _ulCtGridsZ = 1; // bLenghtZisZero
-      
+
       double fArea = fLenghtX * fLenghtY;
 
       double fAreaGrid = (fArea * ulGridsFacets) / (fFactorArea * _ulCtElements);
@@ -461,7 +461,7 @@ void PointsGrid::SearchNearestFromPoint (const Base::Vector3d &rclPt, std::set<u
   Base::BoundBox3d  clBB = GetBoundBox();
 
   if (clBB.IsInBox(rclPt) == true)
-  { // Punkt liegt innerhalb
+  { // Point lies within
     unsigned long ulX, ulY, ulZ;
     Position(rclPt, ulX, ulY, ulZ);
     //int nX = ulX, nY = ulY, nZ = ulZ;
@@ -471,7 +471,7 @@ void PointsGrid::SearchNearestFromPoint (const Base::Vector3d &rclPt, std::set<u
     GetHull(ulX, ulY, ulZ, ulLevel, raclInd);
   }
   else
-  { // Punkt ausserhalb
+  { // Point outside
     Base::BoundBox3d::SIDE tSide = clBB.GetSideFromRay(rclPt, clBB.GetCenter() - rclPt);
     switch (tSide)
     {
@@ -566,7 +566,7 @@ void PointsGrid::SearchNearestFromPoint (const Base::Vector3d &rclPt, std::set<u
   }
 }
 
-void PointsGrid::GetHull (unsigned long ulX, unsigned long ulY, unsigned long ulZ, 
+void PointsGrid::GetHull (unsigned long ulX, unsigned long ulY, unsigned long ulZ,
                         unsigned long ulDistance, std::set<unsigned long> &raclInd) const
 {
   int nX1 = std::max<int>(0, int(ulX) - int(ulDistance));
@@ -616,7 +616,7 @@ void PointsGrid::GetHull (unsigned long ulX, unsigned long ulY, unsigned long ul
   }
 }
 
-unsigned long PointsGrid::GetElements (unsigned long ulX, unsigned long ulY, unsigned long ulZ,  
+unsigned long PointsGrid::GetElements (unsigned long ulX, unsigned long ulY, unsigned long ulZ,
                                      std::set<unsigned long> &raclInd) const
 {
   const std::set<unsigned long> &rclSet = _aulGrid[ulX][ulY][ulZ];
@@ -656,7 +656,7 @@ void PointsGrid::Validate (void)
 
 bool PointsGrid::Verify() const
 {
-  if ( !_pclPoints ) 
+  if ( !_pclPoints )
     return false; // no point cloud attached
   if (_pclPoints->size() != _ulCtElements)
     return false; // not up-to-date
@@ -682,8 +682,8 @@ void PointsGrid::RebuildGrid (void)
   _ulCtElements = _pclPoints->size();
 
   InitGrid();
- 
-  // Daten-Struktur fuellen
+
+  // Fill data structure
 
   unsigned long i = 0;
   for (PointKernel::const_iterator it = _pclPoints->begin(); it != _pclPoints->end(); ++it )
@@ -741,24 +741,24 @@ bool PointsGridIterator::InitOnRay (const Base::Vector3d &rclPt, const Base::Vec
 
   _fMaxSearchArea = FLOAT_MAX;
 
-  raulElements.clear();        
+  raulElements.clear();
 
   _clPt      = rclPt;
   _clDir     = rclDir;
   _bValidRay = false;
 
-  // liegt Punkt innerhalb globalen BB
+  // point lies within global BB
   if ((_rclGrid.GetBoundBox().IsInBox(rclPt)) == true)
-  {  // Voxel bestimmen, indem der Startpunkt liegt
+  {  // determine the voxel by the starting point
     _rclGrid.Position(rclPt, _ulX, _ulY, _ulZ);
     raulElements.insert(raulElements.end(), _rclGrid._aulGrid[_ulX][_ulY][_ulZ].begin(), _rclGrid._aulGrid[_ulX][_ulY][_ulZ].end());
     _bValidRay = true;
   }
   else
-  { // Startpunkt ausserhalb
+  { // StartPoint outside
     Base::Vector3d cP0, cP1;
     if (_rclGrid.GetBoundBox().IntersectWithLine(rclPt, rclDir, cP0, cP1) == true)
-    {  // naechsten Punkt bestimmen
+    {  // determine the next point
       if ((cP0 - rclPt).Length() < (cP1 - rclPt).Length())
         _rclGrid.Position(cP0, _ulX, _ulY, _ulZ);
       else
@@ -775,16 +775,16 @@ bool PointsGridIterator::InitOnRay (const Base::Vector3d &rclPt, const Base::Vec
 bool PointsGridIterator::NextOnRay (std::vector<unsigned long> &raulElements)
 {
   if (_bValidRay == false)
-    return false;  // nicht initialisiert oder Strahl ausgetreten
-  
+    return false;  // not initialized or beam exited
+
   raulElements.clear();
 
   Base::Vector3d clIntersectPoint;
 
-  // naechstes anliegende BB auf dem Suchstrahl suchen
+  // Look for the next adjacent BB on the search beam
   Base::BoundBox3d::SIDE tSide = _rclGrid.GetBoundBox(_ulX, _ulY, _ulZ).GetSideFromRay(_clPt, _clDir, clIntersectPoint);
 
-  // Suchbereich
+  // Search area
   //
   if ((_clPt-clIntersectPoint).Length() > _fMaxSearchArea)
   {
@@ -815,10 +815,10 @@ bool PointsGridIterator::NextOnRay (std::vector<unsigned long> &raulElements)
   if ((_bValidRay == true) && (_rclGrid.CheckPos(_ulX, _ulY, _ulZ) == true))
   {
     GridElement pos(_ulX, _ulY, _ulZ); _cSearchPositions.insert(pos);
-    raulElements.insert(raulElements.end(), _rclGrid._aulGrid[_ulX][_ulY][_ulZ].begin(), _rclGrid._aulGrid[_ulX][_ulY][_ulZ].end()); 
+    raulElements.insert(raulElements.end(), _rclGrid._aulGrid[_ulX][_ulY][_ulZ].begin(), _rclGrid._aulGrid[_ulX][_ulY][_ulZ].end());
   }
   else
-    _bValidRay = false;  // Strahl ausgetreten
+    _bValidRay = false;  // Beam escaped
 
   return _bValidRay;
 }
diff --git a/src/Mod/Points/App/PointsGrid.h b/src/Mod/Points/App/PointsGrid.h
index 30ef0cc82d..adb191d6f2 100644
--- a/src/Mod/Points/App/PointsGrid.h
+++ b/src/Mod/Points/App/PointsGrid.h
@@ -40,7 +40,7 @@ namespace Points {
 class PointsGrid;
 
 /**
- * The PointsGrid allows to divide a global point cloud into smaller regions of elements depending on the resolution of the grid. 
+ * The PointsGrid allows to divide a global point cloud into smaller regions of elements depending on the resolution of the grid.
  * All grid elements in the grid structure have the same size.
  *
  * Grids can be used within algorithms to avoid to iterate through all elements, so grids can speed up algorithms dramatically.
@@ -66,7 +66,7 @@ public:
   //@}
 
 public:
-  /** Attaches the point kernel to this grid, an already attached point cloud gets detached. The grid gets rebuilt 
+  /** Attaches the point kernel to this grid, an already attached point cloud gets detached. The grid gets rebuilt
    * automatically. */
   virtual void Attach (const PointKernel &rclM);
   /** Rebuilds the grid structure. */
@@ -114,7 +114,7 @@ public:
   virtual void Validate (void);
   /** Verifies the grid structure and returns false if inconsistencies are found. */
   virtual bool Verify() const;
-  /** Returns the indices of the grid this point lies in. If the point is outside the grid then the indices of 
+  /** Returns the indices of the grid this point lies in. If the point is outside the grid then the indices of
    * the nearest grid element are taken.*/
   virtual void Position (const Base::Vector3d &rclPoint, unsigned long &rulX, unsigned long &rulY, unsigned long &rulZ) const;
   /** Returns the indices of the elements in the given grid. */
@@ -150,7 +150,7 @@ protected:
   double             _fGridLenY;   /**< Length of grid elements in y. */
   double             _fGridLenZ;   /**< Length of grid elements in z. */
   double             _fMinX;       /**< Grid null position in x. */
-  double             _fMinY;       /**< Grid null position in y. */ 
+  double             _fMinY;       /**< Grid null position in y. */
   double             _fMinZ;       /**< Grid null position in z. */
 
   // friends
@@ -160,7 +160,7 @@ protected:
 public:
 
 protected:
-  /** Adds a new point element to the grid structure. \a rclPt is the geometric point and \a ulPtIndex 
+  /** Adds a new point element to the grid structure. \a rclPt is the geometric point and \a ulPtIndex
    * the corresponding index in the point kernel. */
   void AddPoint (const Base::Vector3d &rclPt, unsigned long ulPtIndex, float fEpsilon = 0.0f);
   /** Returns the grid numbers to the given point \a rclPoint. */
@@ -189,7 +189,7 @@ public:
   /** Sets the iterator to the first element*/
   void  Init (void)
   { _ulX = _ulY = _ulZ = 0; }
-  /** Checks if the iterator has not yet reached the end position. */  
+  /** Checks if the iterator has not yet reached the end position. */
   bool  More (void) const
   { return (_ulZ < _rclGrid._ulCtGridsZ); }
   /** Go to the next grid. */
@@ -209,7 +209,7 @@ public:
   /** Searches for facets around the ray. */
   bool NextOnRay (std::vector<unsigned long> &raulElements);
   //@}
-  
+
   /** Returns the grid number of the current position. */
   void GetGridPos (unsigned long &rulX, unsigned long &rulY, unsigned long &rulZ) const
   { rulX = _ulX; rulY = _ulY; rulZ = _ulZ; }
@@ -218,13 +218,13 @@ protected:
   const PointsGrid& _rclGrid; /**< The point grid. */
   unsigned long   _ulX;     /**< Number of grids in x. */
   unsigned long   _ulY;     /**< Number of grids in y. */
-  unsigned long   _ulZ;     /**< Number of grids in z. */ 
+  unsigned long   _ulZ;     /**< Number of grids in z. */
   Base::Vector3d  _clPt;    /**< Base point of search ray. */
   Base::Vector3d  _clDir;   /**< Direction of search ray. */
   bool            _bValidRay; /**< Search ray ok? */
   float           _fMaxSearchArea;
   /** Checks if a grid position is already visited by NextOnRay(). */
-  struct GridElement 
+  struct GridElement
   {
     GridElement( unsigned long x, unsigned long y, unsigned long z)
     { this->x = x; this->y = y; this->z = z; }
@@ -232,7 +232,7 @@ protected:
     {
       if ( x == pos.x)
       { if ( y == pos.y) return z < pos.z; else return y < pos.y; }
-      else 
+      else
       { return x < pos.x; }
     }
   private:
@@ -246,7 +246,7 @@ protected:
 inline Base::BoundBox3d  PointsGrid::GetBoundBox (unsigned long ulX, unsigned long ulY, unsigned long ulZ) const
 {
   double fX, fY, fZ;
-  
+
   fX = _fMinX + (double(ulX) * _fGridLenX);
   fY = _fMinY + (double(ulY) * _fGridLenY);
   fZ = _fMinZ + (double(ulZ) * _fGridLenZ);
diff --git a/src/Mod/Points/App/PointsPyImp.cpp b/src/Mod/Points/App/PointsPyImp.cpp
index b65d0ecc15..67a862da56 100644
--- a/src/Mod/Points/App/PointsPyImp.cpp
+++ b/src/Mod/Points/App/PointsPyImp.cpp
@@ -43,7 +43,7 @@ std::string PointsPy::representation(void) const
 
 PyObject *PointsPy::PyMake(struct _typeobject *, PyObject *, PyObject *)  // Python wrapper
 {
-    // create a new instance of PointsPy and the Twin object 
+    // create a new instance of PointsPy and the Twin object
     return new PointsPy(new PointKernel);
 }
 
@@ -51,7 +51,7 @@ PyObject *PointsPy::PyMake(struct _typeobject *, PyObject *, PyObject *)  // Pyt
 int PointsPy::PyInit(PyObject* args, PyObject* /*kwd*/)
 {
     PyObject *pcObj=0;
-    if (!PyArg_ParseTuple(args, "|O", &pcObj))     // convert args: Python->C 
+    if (!PyArg_ParseTuple(args, "|O", &pcObj))     // convert args: Python->C
         return -1;                             // NULL triggers exception
 
     // if no mesh is given
@@ -93,26 +93,26 @@ PyObject* PointsPy::read(PyObject * args)
 {
     const char* Name;
     if (!PyArg_ParseTuple(args, "s",&Name))
-        return NULL;                         
+        return NULL;
 
     PY_TRY {
         getPointKernelPtr()->load(Name);
     } PY_CATCH;
-    
-    Py_Return; 
+
+    Py_Return;
 }
 
 PyObject* PointsPy::write(PyObject * args)
 {
     const char* Name;
     if (!PyArg_ParseTuple(args, "s",&Name))
-        return NULL;                         
+        return NULL;
 
     PY_TRY {
         getPointKernelPtr()->save(Name);
     } PY_CATCH;
-    
-    Py_Return; 
+
+    Py_Return;
 }
 
 PyObject* PointsPy::writeInventor(PyObject * args)
@@ -239,7 +239,7 @@ PyObject *PointsPy::getCustomAttributes(const char* /*attr*/) const
 
 int PointsPy::setCustomAttributes(const char* /*attr*/, PyObject* /*obj*/)
 {
-    return 0; 
+    return 0;
 }
 
 
diff --git a/src/Mod/Points/Gui/DlgPointsReadImp.cpp b/src/Mod/Points/Gui/DlgPointsReadImp.cpp
index b7f51d6c3c..b45f979d29 100644
--- a/src/Mod/Points/Gui/DlgPointsReadImp.cpp
+++ b/src/Mod/Points/Gui/DlgPointsReadImp.cpp
@@ -39,7 +39,7 @@ DlgPointsReadImp::DlgPointsReadImp(const char *FileName, QWidget* parent,  Qt::W
   _FileName = FileName;
 }
 
-/*  
+/*
  *  Destroys the object and frees any allocated resources
  */
 DlgPointsReadImp::~DlgPointsReadImp()
diff --git a/src/Mod/Points/Gui/DlgPointsReadImp.h b/src/Mod/Points/Gui/DlgPointsReadImp.h
index 693b6c2814..6d7b17f88c 100644
--- a/src/Mod/Points/Gui/DlgPointsReadImp.h
+++ b/src/Mod/Points/Gui/DlgPointsReadImp.h
@@ -34,7 +34,7 @@ class Ui_DlgPointsRead;
 /** The points read dialog
  */
 class DlgPointsReadImp : public QDialog
-{ 
+{
   Q_OBJECT
 
 public:
diff --git a/src/Mod/Points/Gui/PreCompiled.cpp b/src/Mod/Points/Gui/PreCompiled.cpp
index 3e85848b9a..7b200a1bf2 100644
--- a/src/Mod/Points/Gui/PreCompiled.cpp
+++ b/src/Mod/Points/Gui/PreCompiled.cpp
@@ -21,4 +21,4 @@
  ***************************************************************************/
 
 
-#include "PreCompiled.h" 
+#include "PreCompiled.h"
diff --git a/src/Mod/Points/Gui/PreCompiled.h b/src/Mod/Points/Gui/PreCompiled.h
index a49f644201..35f73f69f6 100644
--- a/src/Mod/Points/Gui/PreCompiled.h
+++ b/src/Mod/Points/Gui/PreCompiled.h
@@ -39,7 +39,7 @@
 # ifndef NOMINMAX
 # define NOMINMAX
 # endif
-#endif
+#endif
 
 #ifdef _PreComp_
 
@@ -79,4 +79,4 @@
 
 #endif  //_PreComp_
 
-#endif // POINTSGUI_PRECOMPILED_H 
+#endif // POINTSGUI_PRECOMPILED_H
diff --git a/src/Mod/Points/Gui/ViewProvider.cpp b/src/Mod/Points/Gui/ViewProvider.cpp
index c4ec5de76c..e3bef981d2 100644
--- a/src/Mod/Points/Gui/ViewProvider.cpp
+++ b/src/Mod/Points/Gui/ViewProvider.cpp
@@ -183,7 +183,7 @@ void ViewProviderPoints::setDisplayMode(const char* ModeName)
                     SoDebugError::postWarning("ViewProviderPoints::setDisplayMode",
                                               "The number of points (%d) doesn't match with the number of colors (%d).", numPoints, colors->getSize());
 #endif
-                    // fallback 
+                    // fallback
                     setDisplayMaskMode("Point");
                 }
                 else {
@@ -229,7 +229,7 @@ void ViewProviderPoints::setDisplayMode(const char* ModeName)
                     SoDebugError::postWarning("ViewProviderPoints::setDisplayMode",
                                               "The number of points (%d) doesn't match with the number of normals (%d).", numPoints, normals->getSize());
 #endif
-                    // fallback 
+                    // fallback
                     setDisplayMaskMode("Point");
                 }
                 else {
@@ -498,7 +498,7 @@ void ViewProviderScattered::cut(const std::vector<SbVec2f>& picked, Gui::View3DI
                     remainValue.push_back( *jt );
                 else if (index != *pos)
                     remainValue.push_back( *jt );
-                else 
+                else
                     ++pos;
             }
 
diff --git a/src/Mod/Points/Gui/ViewProvider.h b/src/Mod/Points/Gui/ViewProvider.h
index 47cc7f7e78..63e6151603 100644
--- a/src/Mod/Points/Gui/ViewProvider.h
+++ b/src/Mod/Points/Gui/ViewProvider.h
@@ -128,7 +128,7 @@ public:
 
     /**
      * Extracts the point data from the feature \a pcFeature and creates
-     * an Inventor node \a SoNode with these data. 
+     * an Inventor node \a SoNode with these data.
      */
     virtual void attach(App::DocumentObject *);
     /// Update the point representation
@@ -156,7 +156,7 @@ public:
 
     /**
      * Extracts the point data from the feature \a pcFeature and creates
-     * an Inventor node \a SoNode with these data. 
+     * an Inventor node \a SoNode with these data.
      */
     virtual void attach(App::DocumentObject *);
     /// Update the point representation
diff --git a/src/Mod/Points/Gui/Workbench.h b/src/Mod/Points/Gui/Workbench.h
index 99753fc1c3..0862a6d113 100644
--- a/src/Mod/Points/Gui/Workbench.h
+++ b/src/Mod/Points/Gui/Workbench.h
@@ -49,4 +49,4 @@ protected:
 } // namespace PointsGui
 
 
-#endif // POINTS_WORKBENCH_H 
+#endif // POINTS_WORKBENCH_H