Get latest dependency version information.

Usage: david [command] [options...] [dependency names...]

Command:
  update, u        Update dependencies to latest STABLE versions and save to
                   package.json.

Options:
  -g, --global     Consider global dependencies.
  -p, --package    Specify a package.json file.
                   [default: "./package.json"]
  -u, --unstable   Use UNSTABLE dependencies.
  -v, --version    Print version number and exit.
  -r, --registry   The npm registry URL.
                   [default: "https://registry.npmjs.org/"]
  -i, --ignore     List of dependencies to ignore.
  --error404       If dependency not found, halt with an error code.
  --errorSCM       If dependency version is a source control URL, halt with an
                   error code.
  --errorDepType   If dependency version is invalid (not a string)