add publishing of laser beam visualization markers#509

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mantkiew wants to merge 2 commits intoros-drivers:masterfrom wiselabuw:lidar_beam_visualization

Commits on Apr 17, 2023

add publishing of laser beam visualization markers
mantkiew
committed

Commits on Apr 18, 2023

move implementation to cpp and simplify code. Publish lidar beams in private nodelet manager namespace to avoid ID conflicts and overrides when having the same lidar models multiple times
mantkiew
committed