Adds needed variables and updates documentation for SS
Adds functions for parsing and writing SS CDLs
Merge branch 'feature/rnh_space_seperated_cdl' into develop
Updates main to check for args.input and args.output
Turns INPUT_FORMATS and OUTPUT_FORMATS into dispatcher dictionaries, with filetypes as keys and parsing/write functions as values
Adds list support to output types
Moves INPUT_FORMATS and OUTPUT_FORMATS to proper place.
Moves parseArgs()
Adds special extension support for ss output format