docs: function dependentLink (pkg, cb) {
    asyncMap(pkg._resolvedDeps, function (dep, cb) {
      var dependents = path.join(npm.dir, dep.name, dep.version, "dependents")
        , to = path.join(dependents, pkg.name + "@" + pkg.version)
        , from = path.join(npm.dir, pkg.name, pkg.version)
      link(from, to, cb)
    }, cb)
  }