code: function getUpdatedDeps (pkg, cb) {
    var opts = {
      stable: !argv.unstable,
      loose: true,
      error: {
        E404: argv.error404,
        ESCM: argv.errorSCM,
        EDEPTYPE: argv.errorDepType
      },
      ignore: argv.ignore || argv.i
    }
  
    if (argv.registry) {
      opts.npm = {registry: argv.registry}
    }
  
    david.getUpdatedDependencies(pkg, opts, function (err, deps) {
      if (err) return cb(err)
  
      david.getUpdatedDependencies(pkg, xtend(opts, {dev: true}), function (err, devDeps) {
        if (err) return cb(err)
  
        david.getUpdatedDependencies(pkg, xtend(opts, {optional: true}), function (err, optionalDeps) {
          cb(err, filterDeps(deps), filterDeps(devDeps), filterDeps(optionalDeps))
        })
      })
    })
  }
docs: Get updated deps, devDeps and optionalDeps