Flag studio as windowed application

--HG--
branch : develop

code/studio/src/main.cpp

@@ -120,6 +120,7 @@ int main(int argc, char **argv)
 	{
 		// use log.log if NEL_LOG_IN_FILE and NLQT_USE_LOG_LOG defined as 1
 		NLMISC::createDebug(NULL, NLQT_USE_LOG_LOG, false);
+		NLMISC::INelContext::getInstance().setWindowedApplication(true);
 #if NLQT_USE_LOG
 		// create NLQT_LOG_FILE
 		// filedisplayer only deletes the 001 etc