[gnome-chess] Add OARS metadata

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 699635d2ae477801586aaeccf9d22f39c0ac3423
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Sat Mar 11 11:17:28 2017 -0600

    Add OARS metadata

 data/gnome-chess.appdata.xml.in |   22 ++++++++++++++++++++++
 1 files changed, 22 insertions(+), 0 deletions(-)
---
diff --git a/data/gnome-chess.appdata.xml.in b/data/gnome-chess.appdata.xml.in
index 2a0f3a8..630c948 100644
--- a/data/gnome-chess.appdata.xml.in
+++ b/data/gnome-chess.appdata.xml.in
@@ -37,4 +37,26 @@
   </kudos>
   <translation type="gettext">gnome-chess</translation>
   <developer_name>The GNOME Project</developer_name>
+  <content_rating type="oars-1.0">
+    <content_attribute id="violence-cartoon">none</content_attribute>
+    <content_attribute id="violence-fantasy">none</content_attribute>
+    <content_attribute id="violence-realistic">none</content_attribute>
+    <content_attribute id="violence-bloodshed">none</content_attribute>
+    <content_attribute id="violence-sexual">none</content_attribute>
+    <content_attribute id="drugs-alcohol">none</content_attribute>
+    <content_attribute id="drugs-narcotics">none</content_attribute>
+    <content_attribute id="drugs-tobacco">none</content_attribute>
+    <content_attribute id="sex-nudity">none</content_attribute>
+    <content_attribute id="sex-themes">none</content_attribute>
+    <content_attribute id="language-profanity">none</content_attribute>
+    <content_attribute id="language-humor">none</content_attribute>
+    <content_attribute id="language-discrimination">none</content_attribute>
+    <content_attribute id="social-chat">none</content_attribute>
+    <content_attribute id="social-info">none</content_attribute>
+    <content_attribute id="social-audio">none</content_attribute>
+    <content_attribute id="social-location">none</content_attribute>
+    <content_attribute id="social-contacts">none</content_attribute>
+    <content_attribute id="money-purchasing">none</content_attribute>
+    <content_attribute id="money-gambling">none</content_attribute>
+  </content_rating>
 </component>