Add license (GNU GPLv3+)

1 files changed, 17 insertions, 0 deletions

diff --git a/background.js b/background.js
index f8b3a71..57a2870 100644
--- a/background.js
+++ b/background.js
@@ -1,3 +1,20 @@
+// Copyright (c) 2018  Teddy Wing
+//
+// This file is part of Legibility.
+//
+// Legibility is free software: you can redistribute it and/or modify it
+// under the terms of the GNU General Public License as published by the
+// Free Software Foundation, either version 3 of the License, or (at
+// your option) any later version.
+//
+// Legibility 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
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Legibility. If not, see <https://www.gnu.org/licenses/>.
+
 var browser;
 
 if (chrome) {