License under MIT

Closes !50

Signed-off-by: Adrian <gitlab@ardy.io>
Signed-off-by: Anne Jan Brouwer <brouwer@annejan.com>
Signed-off-by: Anton Weber <anton@antweb.me>
Signed-off-by: ch3 <ch3@mailbox.org>
Signed-off-by: Dirk Jäckel <dirk@berlin.ccc.de>
Signed-off-by: Gerd Sattler <gerd@disroot.org>
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: madonius <info-card10@kampitakis.de>
Signed-off-by: Mot <mail@mueller-martin.net>
Signed-off-by: Ole Dreessen <mail@dreessen.de>
Signed-off-by: Rahix <rahix@rahix.de>
Signed-off-by: schneider <schneider@muc.ccc.de>
Signed-off-by: Sergiusz Bazanski <q3k@q3k.org>
Signed-off-by: swym <0xfd000000@gmail.com>
Signed-off-by: wink <fa@art-core.org>

COPYING

+Copyright 2019 card10-firmware contributors
+
+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, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+of the Software, and to permit persons to whom the Software is furnished to do
+so, 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.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -17,6 +17,10 @@ Flasing with or without a debugger is described in detail in [How To Flash](http
 ## Debugger
 If you have a debugger, head over to our [Debugger](https://firmware.card10.badge.events.ccc.de/debugger.html) page to learn how to use it.
 
+# License
+
+Unless otherwise noted in a file, the contents of this repository are licensed under the MIT license. See [COPYING](COPYING) for more details.
+
 ---
 
 # Old README Contents: