[gdk-pixbuf] Add more options to XGETTEXT_OPTIONS in po/Makevars

[Piotr Drąg <piotrdrag src gnome org>]

commit 701e5dec16443ce125bfb15a3026fc1dbb280c80
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Mon Sep 12 19:31:46 2016 +0200

    Add more options to XGETTEXT_OPTIONS in po/Makevars

 po/Makevars |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/po/Makevars b/po/Makevars
index e437d44..eed6382 100644
--- a/po/Makevars
+++ b/po/Makevars
@@ -11,6 +11,7 @@ top_builddir = ..
 XGETTEXT_OPTIONS = --keyword=_ --keyword=N_ \
         --keyword=C_:1c,2 --keyword=NC_:1c,2 \
         --keyword=g_dngettext:2,3 \
+        --from-code=UTF-8 --add-comments \
         --flag=g_dngettext:2:pass-c-format \
         --flag=g_strdup_printf:1:c-format \
         --flag=g_string_printf:2:c-format \