gladys-0.2.8

Changes since v0.2.7:

Pierrick Koch (9):
      [region] add region from rgba
      [weight_map] add costmap inherit weight_map
      [python] add gladys.costmap boost::python bindding
      [readme] update zenodo link
      [ci] test gitlab-ci
      [python] add missing utm-custom convert
      [python] add Gladys class from Atlaas
      [costmap] fix bug w<=0 -> obstacle (100) in graph
      [python] update Gladys class from Atlaas

and remove gdal-config since ../wip/gdalwrap do it for us now.

- fix points scale
- use C++ numeric_limits::infinity instead of C HUGE_VAL
- new LRU cache system
- search path now returns a valid cost
- new frontier exploration

Arnaud Degroote (8):
      Use bundled_properties in nav_graph
      [cmake] Tell to pkg-config where is really the gladys library
      Add a getter on the internal graph of nav_graph
      Add a field t to edge structure
      Initial implementation of dstar lite algorithm
      Document a bit dstar
      [test] Fix header of dstar test
      cleanup included file

Cyril Robin (5):
      Fix dependencies
      Getter are const
      Add getters with pointer for huge data structures
      Enum names are public.
      Replace pointers by const ref in getters (safer)

Pierrick Koch (18):
      [python] cleanup
      [robotpkg] add tool for package update
      [weight] add missing references
      Revert "Enum names are public."
      [python] 'N' to view the weight-map
      [python] switch between all region bands
      [doc] add note about contrib in readme
      [doc] Markdown-ify the readme and add license
      [weight] remove last get_*_pt()
      [gdal] add handy method to display a raster
      [nav_graph] get_vertex -> get_vertex_or_create to avoid confusion
      [nav_graph] load if unknown, then weight is max
      [visibility] add visibility_map (wip)
      [cmake] fix gladys.pc shall NOT require GDAL
      cleanup to_string
      [python] decrease path width (5->2px)
      [visibility] some update
      v0.1.4