update packages to latest version

node_modules/npm/lib/test.js

@@ -0,0 +1,13 @@
+module.exports = test
+
+var testCmd = require("./utils/lifecycle.js").cmd("test")
+
+function test (args, cb) {
+  testCmd(args, function (er) {
+    if (!er) return cb()
+    if (er.code === "ELIFECYCLE") {
+      return cb("Test failed.  See above for more details.")
+    }
+    return cb(er)
+  })
+}