start support "--man"
add support of description, authors
add test pod script
add more pod long explanation
move prog_name and sub_commands to usage object
add available sub commands in short pod
fix moox-cmd tests
exit code to zero
test authors, description pod
remote useless vars
simplify
add possible output
test pod help main command
prepare action to be execute by moox-cmd
split parse_options, save sub_commands
fix critic
add pod
keep params
update deps
remove test scripts