ENH: added reading of runlength encoded composites within `read_RADOLAN_composite`, added several helper functions, introduced `loaddata` switch for `read_RADOLAN_composite`, almost complete rewrite of `parse_DWD_quant_composite_header` to make handling of header token easier
ENH: added reading of runlength encoded composites within `read_RADOLAN_composite`, added several helper functions, introduced `loaddata` switch for `read_RADOLAN_composite`, almost complete rewrite of `parse_DWD_quant_composite_header` to make handling of header token easier

jjhelmus/wradlib,jjhelmus/wradlib