not use dynparam to decrease the speed to move, use service call
directly
remove commented out code which not used now and update comment
according to the roscpp service implementation
Update package.xml

Adding middle initial for consistency.
Merge pull request #219 from garaemon/not-use-dynparam-hydro

not use dynparam to decrease the speed to move, use service call directly
removes trailing spaces and empty lines
moves outside for-loop const variables
adds missed space in header include
removes unused param planner_costmap_publish_frequency