Applied all fixes related to translating C to C++ code

Also fixed some typos and code alignment
Also adapted tutorial CPP samples
Fixed some identation problems

samples/cpp/tutorial_code/ImgTrans/Remap_Demo.cpp

@@ -34,7 +34,7 @@ int main( int, char** argv )
   map_y.create( src.size(), CV_32FC1 );
 
   /// Create window
-  namedWindow( remap_window, CV_WINDOW_AUTOSIZE );
+  namedWindow( remap_window, WINDOW_AUTOSIZE );
 
   /// Loop
   for(;;)