Added node-security-project checks

This projects' dependencies will now be checked against the
node-security list of advisories. A build will fail if a CVE is
detected.

Change-Id: I9ec06fe00794f0b178389548ed0c88f6036b6e86

package.json

@@ -5,7 +5,8 @@
   "main": "index.js",
   "scripts": {
     "test": "exit 0",
-    "lint": "eslint ./"
+    "lint": "eslint ./",
+    "prepublish": "nsp check"
   },
   "repository": {
     "type": "git",
@@ -19,6 +20,7 @@
   "homepage": "http://www.openstack.org/",
   "devDependencies": {
     "eslint": "^2.4.0",
-    "eslint-config-openstack": "2.0.0"
+    "eslint-config-openstack": "2.0.0",
+    "nsp": "^2.4.0"
   }
 }