Increased descreptiveness function names and small comment changes

Author: FvanSteen

Common/include/grid_movement/CRadialBasisFunctionInterpolation.hpp

@@ -228,18 +228,20 @@ class CRadialBasisFunctionInterpolation : public CVolumetricMovement {
   /*!
   * \brief Custom comparison function, for sorting the CRadialBasisFunctionNode objects based on their index.
   * \param[in] a - First considered Radial Basis Function Node.
-  * \param[in] b - second considered Radial Basis Function Node.
+  * \param[in] b - Second considered Radial Basis Function Node.
+  * \return True if index of a is smaller than index of b.
   */
-  inline static bool Compare(CRadialBasisFunctionNode* a, CRadialBasisFunctionNode* b){
+  inline static bool HasSmallerIndex(CRadialBasisFunctionNode* a, CRadialBasisFunctionNode* b){
     return a->GetIndex() < b->GetIndex();
   }
 
   /*!
   * \brief Custom equality function, for obtaining a unique set of CRadialBasisFunctionNode objects.
   * \param[in] a - First considered Radial Basis Function Node.
-  * \param[in] b - second considered Radial Basis Function Node.
+  * \param[in] b - Second considered Radial Basis Function Node.
+  * \return True if index of a and b are equal.
   */
-  inline static bool Equal(CRadialBasisFunctionNode* a, CRadialBasisFunctionNode* b){
+  inline static bool HasEqualIndex(CRadialBasisFunctionNode* a, CRadialBasisFunctionNode* b){
     return a->GetIndex() == b->GetIndex();
   }
 };

Common/include/grid_movement/CVolumetricMovementFactory.hpp

@@ -35,7 +35,7 @@ namespace CVolumetricMovementFactory {
  * \brief Factory method for CVolumetricMovement objects.
  * \param[in] geometry_container - Geometrical definition of the problem.
  * \param[in] config - Definition of the particular problem.
- * \return Pointer to volumetric moever on the heap, caller is responsible for deletion.
+ * \return Pointer to the allocated volumetric mover.
  */
 
   CVolumetricMovement* CreateCVolumetricMovement(CGeometry* geometry, CConfig* config);

Common/src/grid_movement/CRadialBasisFunctionInterpolation.cpp

@@ -198,10 +198,10 @@ void CRadialBasisFunctionInterpolation::SetBoundNodes(CGeometry* geometry, CConf
   }
 
   /*--- Sorting of the boundary nodes based on their index ---*/
-  sort(BoundNodes.begin(), BoundNodes.end(), Compare);
+  sort(BoundNodes.begin(), BoundNodes.end(), HasSmallerIndex);
 
   /*--- Obtaining unique set ---*/
-  BoundNodes.resize(std::distance(BoundNodes.begin(), unique(BoundNodes.begin(), BoundNodes.end(), Equal)));
+  BoundNodes.resize(std::distance(BoundNodes.begin(), unique(BoundNodes.begin(), BoundNodes.end(), HasEqualIndex)));
 }
 
 void CRadialBasisFunctionInterpolation::SetCtrlNodes(CConfig* config){