added point_cloud_generator_node to create test point clouds
modified scan path parameters
uses the point_cloud_generator_node in the simulated sensor mode
Merge pull request #12 from dpsolomon/hydro-devel

Prototype for path planning service. Ability to include multiple boundaries (including internal obstacles). Cleanup of package.xml
added more clouds
loads another configuration file for the fake point cloud data
Merge remote-tracking branch 'upstream/hydro-devel' into hydro-devel
skips voxel downsampling if voxel leaf size is set to zero
modified the parameters for the parabolic time parameterization filter
publishes colored region point cloud
increased length of collision model for the workcell roof
Merge pull request #15 from dpsolomon/hydro-devel

Refinement of process visualization
Merge remote-tracking branch 'upstream/hydro-devel' into hydro-devel
Launch file for process planning.