Added stubs for the GUI part and added some more helpful information.

fritzgui.py

@@ -0,0 +1,19 @@
+#!/usr/bin/python3 -d
+
+# Copyright (C) 2021 Johannes Findeisen <you@hanez.org>
+#
+# This program 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.
+#
+# This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# Maybe this program ist not needed and should be integrated into the tray app but i think it is
+# better to separate things so people could decide if they want to use the tray.