[jsk_robot_startup/lifelog] Add replicate_on_write arg to mongodb.lau…

…nch to search at replication server

jsk_robot_common/jsk_robot_startup/lifelog/mongodb.launch

@@ -11,6 +11,7 @@
   <arg name="replicator_param_path"
        default="$(find jsk_robot_startup)/lifelog/mongodb_replication_params.yaml" />
   <arg name="extra_collections" default="" />
+  <arg name="replicate_on_write" default="false"/>
 
   <arg name="test_mode" default="false" />
 
@@ -25,6 +26,7 @@
           output="screen" machine="$(arg machine)">
       <rosparam subst_value="true" if="$(eval arg('extra_collections') != '')">
         extra_collections: $(arg extra_collections)
+        replicate_on_write: $(arg replicate_on_write)
       </rosparam>
     </node>
   </group>