Bump pre-reqs that don't break tests

but pass audit...

Author: Dave Conway-Jones

package.json

@@ -1,6 +1,6 @@
 {
     "name": "node-red-admin",
-    "version": "0.1.4",
+    "version": "0.1.5",
     "description": "The Node-RED admin command line interface",
     "homepage": "http://nodered.org",
     "license": "Apache-2.0",
@@ -31,11 +31,11 @@
     },
     "devDependencies": {
         "grunt": "^1.0.3",
-        "grunt-cli": "^1.3.1",
+        "grunt-cli": "^1.3.2",
         "grunt-contrib-jshint": "^2.0.0",
         "grunt-simple-mocha": "^0.4.1",
-        "mocha": "^2.5.3",
-        "should": "^6.0.3",
+        "mocha": "^5.2.0",
+        "should": "^13.2.3",
         "sinon": "^1.17.7"
     },
     "optionalDependencies": {