Changed scanning resolution and topic it listens to

src/ezbot_robot/config/mapper_params_online_async.yaml

@@ -13,7 +13,7 @@ slam_toolbox:
     odom_frame: odom
     map_frame: map
     base_frame: base_footprint
-    scan_topic: /ldlidar_node/scan
+    scan_topic: /lidar/ldlidar_node/scan
     use_map_saver: true
     mode: mapping #localization
 
@@ -28,7 +28,7 @@ slam_toolbox:
     throttle_scans: 1
     transform_publish_period: 0.02 #if 0 never publishes odometry
     map_update_interval: 5.0
-    resolution: 0.05
+    resolution: 0.025
     max_laser_range: 20.0 #for rastering images
     minimum_time_interval: 0.5
     transform_timeout: 0.2