add humble-navigation2

navigation2/nav2_msgs/msg/BehaviorTreeLog.msg

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+builtin_interfaces/Time timestamp    # ROS time that this log message was sent.
+BehaviorTreeStatusChange[] event_log

navigation2/nav2_msgs/msg/BehaviorTreeStatusChange.msg

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+builtin_interfaces/Time timestamp  # internal behavior tree event timestamp. Typically this is wall clock time
+string node_name
+string previous_status              # IDLE, RUNNING, SUCCESS or FAILURE
+string current_status               # IDLE, RUNNING, SUCCESS or FAILURE

navigation2/nav2_msgs/msg/CollisionMonitorState.msg

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+# Action type for robot in Collision Monitor
+uint8 DO_NOTHING=0 # No action
+uint8 STOP=1 # Stop the robot
+uint8 SLOWDOWN=2 # Slowdown in percentage from current operating speed
+uint8 APPROACH=3 # Keep constant time interval before collision
+uint8 action_type
+
+# Name of triggered polygon
+string polygon_name

navigation2/nav2_msgs/msg/Costmap.msg

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+# This represents a 2-D grid map, in which each cell has an associated cost
+
+std_msgs/Header header
+
+# MetaData for the map
+CostmapMetaData metadata
+
+# The cost data, in row-major order, starting with (0,0).
+uint8[] data

navigation2/nav2_msgs/msg/CostmapFilterInfo.msg

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+std_msgs/Header header
+# Type of plugin used (keepout filter, speed limit in m/s, speed limit in percent, etc...)
+# 0: keepout/lanes filter
+# 1: speed limit filter in % of maximum speed
+# 2: speed limit filter in absolute values (m/s)
+uint8 type
+# Name of filter mask topic
+string filter_mask_topic
+# Multiplier base offset and multiplier coefficient for conversion of OccGrid.
+# Used to convert OccupancyGrid data values to filter space values.
+# data -> into some other number space:
+# space = data * multiplier + base
+float32 base
+float32 multiplier

navigation2/nav2_msgs/msg/CostmapMetaData.msg

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+# This hold basic information about the characteristics of the Costmap
+
+# The time at which the static map was loaded
+builtin_interfaces/Time map_load_time
+
+# The time of the last update to costmap
+builtin_interfaces/Time update_time
+
+# The corresponding layer name
+string layer
+
+# The map resolution [m/cell]
+float32 resolution
+
+# Number of cells in the horizontal direction
+uint32 size_x
+
+# Number of cells in the vertical direction
+uint32 size_y
+
+# The origin of the costmap [m, m, rad].
+# This is the real-world pose of the cell (0,0) in the map.
+geometry_msgs/Pose origin

navigation2/nav2_msgs/msg/Particle.msg

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+# This represents an individual particle with weight produced by a particle filter
+
+geometry_msgs/Pose pose
+
+float64 weight

navigation2/nav2_msgs/msg/ParticleCloud.msg

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+# This represents a particle cloud containing particle poses and weights
+
+std_msgs/Header header
+
+# Array of particles in the cloud
+Particle[] particles

navigation2/nav2_msgs/msg/SpeedLimit.msg

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+std_msgs/Header header
+# Setting speed limit in percentage if true or in absolute values in false case
+bool percentage
+# Maximum allowed speed (in percent of maximum robot speed or in m/s depending
+# on "percentage" value). When no-limit it is set to 0.0
+float64 speed_limit

navigation2/nav2_msgs/msg/VoxelGrid.msg

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+std_msgs/Header header
+uint32[] data
+geometry_msgs/Point32 origin
+geometry_msgs/Vector3 resolutions
+uint32 size_x
+uint32 size_y
+uint32 size_z