Docs: GoDoc
Note: this is now deprecated in favor of the econfig system, which provides a single common Config object for all configuration settings, with TOML config files and command-line arg support.
ecmd.Args provides maps for storing commandline arguments of basic types (bool, string, int, float64), along with associated defaults and descriptions, which then set the standard library flags for parsing command line arguments.
It has functions for populating standard emergent simulation args.