WRG: Fix a bunch of clang warnings, mostly missing override

Modules/Applications/AppClassification/app/otbTrainImagesClassifier.cxx

@@ -157,7 +157,7 @@ public:
   }
 
 
-  void DoExecute()
+  void DoExecute() ITK_OVERRIDE
   {
     TrainFileNamesHandler fileNames;
     std::vector<std::string> vectorFileList;

Modules/Core/ObjectList/include/otbImageList.h

@@ -68,7 +68,7 @@ public:
     throw (itk::InvalidRequestedRegionError) ITK_OVERRIDE;
   void UpdateOutputData(void) ITK_OVERRIDE;
 
-  void SetRequestedRegion(const itk::DataObject * source);
+  void SetRequestedRegion(const itk::DataObject * source) ITK_OVERRIDE;
   
 protected:
   /** Constructor */

Modules/MPI/MPITiffWriter/include/otbSimpleParallelTiffWriter.h

@@ -214,7 +214,7 @@ public:
   const InputImageType* GetInput();
 
   /** Does the real work. */
-  virtual void Update();
+  virtual void Update() ITK_OVERRIDE;
 
   /** SimpleParallelTiffWriter Methods */
   virtual void SetFileName(const char* extendedFileName);
@@ -255,7 +255,7 @@ public:
 protected:
   SimpleParallelTiffWriter();
   virtual ~SimpleParallelTiffWriter();
-  void PrintSelf(std::ostream& os, itk::Indent indent) const;
+  void PrintSelf(std::ostream& os, itk::Indent indent) const ITK_OVERRIDE;
 
 private:
   SimpleParallelTiffWriter(const SimpleParallelTiffWriter &); //purposely not implemented

Modules/ThirdParty/OssimPlugins/include/ossim/ossimSarSensorModel.h

@@ -276,7 +276,7 @@ public:
    bool autovalidateForwardModelFromGCPs(double resTol = 25);
 
    //Pure virtual in base class
-   bool useForward() const;
+   bool useForward() const override;
 
    void optimizeTimeOffsetsFromGcps();
 
@@ -336,7 +336,7 @@ public:
 
    virtual std::ostream& print(std::ostream& out) const override;
 protected:
-   TYPE_DATA;
+   TYPE_DATA
 
    /**
     * Compute range and doppler frequency from an input point, sensor

Modules/Wrappers/ApplicationEngine/include/otbWrapperParameterList.h

@@ -91,7 +91,7 @@ public:
   void SetNthFileName( std::size_t, const std::string & ) override;
 
   /** */
-  std::size_t SetStrings( const StringVector & );
+  std::size_t SetStrings( const StringVector & ) override;
 
   /** */
   std::size_t GetStrings( StringVector & ) const override;