Normalized file endings.

samples/cpp/tutorial_code/ShapeDescriptors/moments_demo.cpp

@@ -92,4 +92,3 @@ void thresh_callback(int, void* )
        circle( drawing, mc[i], 4, color, -1, 8, 0 );
      }
 }
-

samples/cpp/tutorial_code/ShapeDescriptors/pointPolygonTest_demo.cpp

@@ -79,5 +79,3 @@ int main( void )
   waitKey(0);
   return(0);
 }
-
-