[caribou] antler: Specify source code encoding

[Daiki Ueno <dueno src gnome org>]

commit 0d52ffe408c3f5c0bb8411f8d504dfe97b9124c2
Author: Daiki Ueno <dueno src gnome org>
Date:   Mon Nov 7 10:49:02 2016 +0100

    antler: Specify source code encoding
    
    https://bugzilla.gnome.org/show_bug.cgi?id=773995#c5

 caribou/antler/antler_settings.py |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/caribou/antler/antler_settings.py b/caribou/antler/antler_settings.py
index b08c272..2fa8515 100644
--- a/caribou/antler/antler_settings.py
+++ b/caribou/antler/antler_settings.py
@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
 from caribou.settings.setting_types import *
 from caribou import _