usage: 
        ONBOARD: (First time scan, Run this !!)

        mantis onboard -o example_org -t example.org
        mantis onboard -o example_org -f file.txt

        SCAN:

        mantis scan -o example_org
        mantis scan -o example_org -a example_app
            

options:
  -h, --help      list command line options

subparser:
  {onboard,scan}
    onboard       Onboard a target
    scan          Scan an org