[rygel] data,doc: Add description for acl-fallback-policy

[Jens Georg <jensgeorg src gnome org>]

commit 72ca5fe179be20521440d4608649be2ebeb3b7f7
Author: Jens Georg <mail jensge org>
Date:   Thu Oct 18 10:46:56 2018 +0200

    data,doc: Add description for acl-fallback-policy

 data/rygel.conf        | 4 ++++
 doc/man/rygel.conf.xml | 8 ++++++++
 2 files changed, 12 insertions(+)
---
diff --git a/data/rygel.conf b/data/rygel.conf
index 57873196..776f06de 100644
--- a/data/rygel.conf
+++ b/data/rygel.conf
@@ -56,6 +56,10 @@ allow-deletion=false
 #              so we can include it in future releases.
 #force-downgrade-for=Allegro-Software-WebClient;SEC_HHP;SEC 
HHP;Mediabolic-IMHTTP/1;TwoPlayer;Reciva;FDSSDP;Portable SDK for UPnP devices;Darwin
 
+# Access controll fall-back policy if no access control provider could be
+# found. Default is to true which will allow any peer to access anything.
+acl-fallback-policy=true
+
 # Plugin specific sections
 #
 # Some options are generic and some are specific to each plugin.
diff --git a/doc/man/rygel.conf.xml b/doc/man/rygel.conf.xml
index 1789e208..b92efe91 100644
--- a/doc/man/rygel.conf.xml
+++ b/doc/man/rygel.conf.xml
@@ -218,6 +218,14 @@ man(1), man(7), http://www.tldp.org/HOWTO/Man-Page/
             </warning></para>
         </listitem>
       </varlistentry>
+      <varlistentry>
+        <term>
+          <option>acl-fallback-policy</option>
+        </term>
+        <listitem>
+            <para>This is the default policy that is used if no access control provider is found on the 
D-Bus. Use <userinput>true</userinput> to allow access from every peer, <userinput>false</userinput> to deny 
all access. If it is not specified, the default fall-back policy is <userinput>true</userinput>.</para>
+        </listitem>
+      </varlistentry>
     </variablelist>
   </refsect1>
   <refsect1>