Version 0.0.4

Version 0.0.4 - 1/27/2020

• added raster_to_categorical_points transform; added ability to manully instantiate services to support integrations
• added hello message
• fixed raster overview generation
• removed datashader line conversion; fixed raster overviews
• fixed double export
• fixed boundaries service
• added tif to netcdf prep script
• fixed tile render bug
• fixed user config bug
• restrucutred sources and added services classes
• added support for NetCDF-backed dask arrays
• general fixes
• added padding and performance fixes for raster layers