New copyright notice.

public/safari-pinned-tab.svg

@@ -2,10 +2,21 @@
 <!--
   ~ safari-pinned-tab.svg
   ~ Copyright (c) 2017 thegrumpydictator@gmail.com
-  ~ This software may be modified and distributed under the terms of the
-  ~ Creative Commons Attribution-ShareAlike 4.0 International License.
   ~
-  ~ See the LICENSE file for details.
+  ~ This file is part of Firefly III.
+  ~
+  ~ Firefly III 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.
+  ~
+  ~ Firefly III 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 Firefly III.  If not, see <http://www.gnu.org/licenses/>.
   -->
 
 <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20010904//EN"