Copyright (C) 2015 The Qt Company Ltd.
Copyright (C) 2005 Roberto Raggi
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, modify, market, reproduce, grant sublicenses and distribute subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. These files are provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE WARRANTY OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.