conf: add config files to module directories

The idea here is that the config files in the module directories will
serve as the canonical documentation of all module configuration
options.

src/mod/applications/mod_fifo/conf/autoload_configs/fifo.conf.xml

@@ -0,0 +1,10 @@
+<configuration name="fifo.conf" description="FIFO Configuration">
+  <settings>
+    <param name="delete-all-outbound-member-on-startup" value="false"/>
+  </settings>
+  <fifos>
+    <fifo name="cool_fifo@$${domain}" importance="0">
+      <!--<member timeout="60" simo="1" lag="20">{member_wait=nowait}user/1005@$${domain}</member>-->
+    </fifo>
+  </fifos>
+</configuration>

src/mod/applications/mod_fifo/conf/dialplan/fifo.xml

@@ -0,0 +1,19 @@
+	<!-- 
+		Parking extensions... transferring calls to 5900 will park them in a queue.
+	-->
+	<extension name="park">
+		<condition field="destination_number" expression="^5900$">
+			<action application="set" data="fifo_music=$${hold_music}"/>
+			<action application="fifo" data="5900@${domain_name} in"/>
+		</condition>
+	</extension>
+
+	<!-- 
+		Parking pickup extension.  Calling 5901 will pickup the call.
+	-->
+	<extension name="unpark">
+		<condition field="destination_number" expression="^5901$">
+			<action application="answer"/>
+			<action application="fifo" data="5900@${domain_name} out nowait"/>
+		</condition>
+	</extension>