[gnome-tweak-tool] appearance: Rename interface file to appearance to match its title

[Jeremy Bicha <jbicha src gnome org>]

commit 9fa5e1d91086dd61ec4da37534142972b86a6efa
Author: Jeremy Bicha <jbicha ubuntu com>
Date:   Thu Jun 8 22:02:39 2017 -0400

    appearance: Rename interface file to appearance to match its title

 gtweak/meson.build                                 |    2 +-
 ...roup_interface.py => tweak_group_appearance.py} |    0
 po/POTFILES.in                                     |    2 +-
 3 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtweak/meson.build b/gtweak/meson.build
index 43d3b7a..67d7f58 100644
--- a/gtweak/meson.build
+++ b/gtweak/meson.build
@@ -31,9 +31,9 @@ shell_sources = [
 
 tweak_sources = [
   'tweaks/__init__.py',
+  'tweaks/tweak_group_appearance.py',
   'tweaks/tweak_group_desktop.py',
   'tweaks/tweak_group_font.py',
-  'tweaks/tweak_group_interface.py',
   'tweaks/tweak_group_keymouse.py',
   'tweaks/tweak_group_power.py',
   'tweaks/tweak_group_shell_extensions.py',
diff --git a/gtweak/tweaks/tweak_group_interface.py b/gtweak/tweaks/tweak_group_appearance.py
similarity index 100%
rename from gtweak/tweaks/tweak_group_interface.py
rename to gtweak/tweaks/tweak_group_appearance.py
diff --git a/po/POTFILES.in b/po/POTFILES.in
index 11cb46b..abd1e57 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -5,9 +5,9 @@ data/shell.ui
 gtweak/app.py
 gtweak/tweakmodel.py
 gtweak/tweakview.py
+gtweak/tweaks/tweak_group_appearance.py
 gtweak/tweaks/tweak_group_desktop.py
 gtweak/tweaks/tweak_group_font.py
-gtweak/tweaks/tweak_group_interface.py
 gtweak/tweaks/tweak_group_xkb.py
 gtweak/tweaks/tweak_group_power.py
 gtweak/tweaks/tweak_group_shell_extensions.py