[gnome-subtitles] Mark missing strings for translation in the desktop and AppData files

[Piotr Drąg <piotrdrag src gnome org>]

commit d57ac37bee0feeccb1bcbda60d3e28e14a513518
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Thu Jan 2 18:01:49 2020 +0100

    Mark missing strings for translation in the desktop and AppData files

 data/org.gnome.GnomeSubtitles.appdata.xml.in | 4 ++--
 data/org.gnome.GnomeSubtitles.desktop.in.in  | 3 ++-
 2 files changed, 4 insertions(+), 3 deletions(-)
---
diff --git a/data/org.gnome.GnomeSubtitles.appdata.xml.in b/data/org.gnome.GnomeSubtitles.appdata.xml.in
index 0f2df65..4d005aa 100644
--- a/data/org.gnome.GnomeSubtitles.appdata.xml.in
+++ b/data/org.gnome.GnomeSubtitles.appdata.xml.in
@@ -4,7 +4,7 @@
   <id>org.gnome.GnomeSubtitles.desktop</id>
   <metadata_license>CC0-1.0</metadata_license>
   <project_license>GPL-2.0-only</project_license>
-  <name>Gnome Subtitles</name>
+  <_name>Gnome Subtitles</_name>
   <_summary>Video subtitling for the GNOME desktop</_summary>
   <description>
     <_p>
@@ -28,7 +28,7 @@
   <screenshots>
     <screenshot type="default">
       
<image>https://gnomesubtitles.org/files/screenshots/Screenshot-GnomeSubtitles-VideoTimesTranslation.png</image>
-      <caption>Main window</caption>
+      <_caption>Main window</_caption>
     </screenshot>
   </screenshots>
   <launchable type="desktop-id">org.gnome.GnomeSubtitles.desktop</launchable>
diff --git a/data/org.gnome.GnomeSubtitles.desktop.in.in b/data/org.gnome.GnomeSubtitles.desktop.in.in
index 734d35b..5ec8777 100644
--- a/data/org.gnome.GnomeSubtitles.desktop.in.in
+++ b/data/org.gnome.GnomeSubtitles.desktop.in.in
@@ -10,7 +10,8 @@ StartupNotify=true
 Terminal=false
 Type=Application
 Categories=AudioVideo;Video;GTK;AudioVideoEditing;GNOME;
-Keywords=subtitles;video;captions;
+# Translators: Search terms to find this application. Do NOT translate or localize the semicolons! The list 
MUST also end with a semicolon!
+_Keywords=subtitles;video;captions;
 MimeType=application/x-subrip;text/x-mpsub;text/x-ssa;text/x-microdvd;text/x-subviewer;text/vtt;
 X-GNOME-Bugzilla-Bugzilla=GNOME
 X-GNOME-Bugzilla-Product=gnome-subtitles