Add missing search paths in kicad help doc search paths ( only noticeable for...

Add missing search paths in kicad help doc search paths ( only noticeable for non English users ). Sometimes the translated doc was not found, and the English doc was displayed.

common/searchhelpfilefullpath.cpp

@@ -27,6 +27,7 @@ wxString FindFileInSearchPaths( const SEARCH_STACK& aStack,
 
         if( fn.DirExists() )
         {
+wxLogMessage(fn.GetFullPath()+aFilename);
             paths.Add( fn.GetPath() );
         }
     }
@@ -116,6 +117,12 @@ wxString SearchHelpFileFullPath( const SEARCH_STACK& aSStack, const wxString& aB
 
         fn = FindFileInSearchPaths( ss, aBaseName + wxT(".html"), &altsubdirs );
 
+        if( !fn )
+            fn = FindFileInSearchPaths( ss, aBaseName + wxT(".pdf"), &altsubdirs );
+
+        if( !fn )
+            fn = FindFileInSearchPaths( ss, aBaseName + wxT(".html"), &subdirs );
+
         if( !fn )
             fn = FindFileInSearchPaths( ss, aBaseName + wxT(".pdf"), &subdirs );
     }