On 3d_nav_map.launch, set default initial_y to 0.0 instead of 2.5

launch/3d_nav_map.launch

@@ -15,7 +15,7 @@
   <arg name="costmap_global_params"   default="3d_global_params.yaml"/>
   <arg name="param_subpath"           default="params"/>
   <arg name="initial_x"               default="0.0"/>
-  <arg name="initial_y"               default="2.5"/>
+  <arg name="initial_y"               default="0.0"/>
   <arg name="initial_yaw"             default="0.0"/>
   <arg name="local_planner"           default="dwa"/>
   <arg name="global_planner"          default="global_planner"/>