Lint and test

* changed charts
* specific charts
* all charts

in given chart directories.

Usage:
  ct [command]

Available Commands:
  completion       Generate the autocompletion script for the specified shell
  help             Help about any command
  install          Install and test a chart
  lint             Lint and validate a chart
  lint-and-install Lint, install, and test a chart
  list-changed     List changed charts
  version          Print version information

Flags:
  -h, --help   help for ct

Use "ct [command] --help" for more information about a command.