sensor_placement: move common functions to utilities namespace, some indentation fixes
sensor_placement: reordering functions in utilities
sensor_placement: add function getBoundingBox
sensor_placement: add functionality to crop map at start of calculation
sensor_placement: latching outputtopics
seneka_bringup: add new rviz config
sensor_placement: fix index bug in cropMap
sensor_placement: fix calculation of cell coordinates by introducing epsilon. better way?
sensor_placement: some bugfixes in boundigBox2D, mapToWorld2D and cropMap in seneka_utilities