parse run as sudo running
add cmd_parser ancestor
move default behaviour into ancestor
add class to normalize keys, values of input hash
add error for duplicate key
simplified cmd_parser after normalize_args
change cmdlineparser to cmdlinebuilder
change require to cmdlinebuilder
remove unused spec
renaming parser to builder
renaming parser to builder
rename shared examples for builder
continue rename to builder
final renaming for builders
finish dir_backup
add DirRestore builder
add tests for #self.use_this?
start UrlOnly builder
start UrlOnly builder add files
add cmd_item