Merge pull request #16 from YunoHost/upgrade_licence

[enh] Update LICENSE

LICENSE

@@ -1 +1,4 @@
-File containning the license of your package. 
+File containning the license of your package.
+
+More information here:
+https://github.com/YunoHost/doc/blob/master/packaging_apps_guidelines_fr.md#yep-13---indiquer-la-licence-associ%C3%A9e-au-paquet---brouillon--auto--working-