Add examples for Websockets and MPI
Merge remote-tracking branch 'origin/websocket-mpi'

* origin/websocket-mpi:
  Add examples for Websockets and MPI
Merge remote-tracking branch 'origin/add_dashboard_scripts'

* origin/add_dashboard_scripts:
  Added missing file
  Removed copied code
  Removed unnecessary code
  Added ctest config file
  Added dashboard script
  Fixed styling
  Using utils to draw the map plane
  Using plane source to create the map geometry
Added support to feature layer to the map
Updated renderer class to current syntax and style
Fixing some more style
Various fixes to the get the layer api working
Adding blend attribute
Improving vgl code
Some more improvements
Consistent code style
Some more fixes
Improving test interface
Added slider to control opacity
Implementing the layer opacity function
Merge remote-tracking branch 'origin/enhance_map_api' into next

* origin/enhance_map_api:
  Implementing the layer opacity function
  Added slider to control opacity
  Improving test interface
  Some more fixes
  Consistent code style
  Some more improvements
  Improving vgl code
  Adding blend attribute
  Various fixes to the get the layer api working
  Fixing some more style
  Updated renderer class to current syntax and style
  Added support to feature layer to the map
  Add examples for Websockets and MPI