Updated safe_cmd_vel.
Initial commit
add hbrs_manipulation hbrs_navigation and hbrs_perception stack
update gitignore file
update readme
update readme
Merge branch 'master' of github.com:b-it-bots/hbrs-ros-pkg

Conflicts:
	README.md
update readme
Merge branch 'master' of github.com:b-it-bots/hbrs-ros-pkg
Add several VIM-related ignores.
Add scene_segmentation package and PlaneExtraction class.
Add export flags in scene_segmentation package.
Create perception_tests package.
Add plane extraction test.
Move displayPlanarPolygon function to TestBase.
Fix potential out of bounds array access.
Add filtration of found planes in PlaneExtraction.
Extend PlaneExtractionTest to test the new filtering functionality.
Add workspace_finder_node stub.
Add hbrs_common stack.