Update mbit_display.cpp

Author: distintiva

src/mbit_display.cpp

@@ -1,21 +1,7 @@
 /*
-  mbit_display.cpp - LED Screen library for micro:bit
-  (for "Arduino Core for Nordic Semiconductor nRF5 based boards")
-  Copyright (c) 2017 Hideaki Tominaga. All rights reserved.
-
-  This library is free software; you can redistribute it and/or
-  modify it under the terms of the GNU Lesser General Public
-  License as published by the Free Software Foundation; either
-  version 2.1 of the License, or (at your option) any later version.
-
-  This library is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-  Lesser General Public License for more details.
-
-  You should have received a copy of the GNU Lesser General Public
-  License along with this library; if not, write to the Free Software
-  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+Some code od mbit_display is based on https://github.com/ht-deko/microbit_Screen
+
 */
 
 #include "mbit_display.h"