Fix security vulnerabilities

package.json

@@ -50,15 +50,15 @@
   "devDependencies": {
     "@nice-digital/eslint-config": "^1.0.1",
     "autoprefixer": "^7.2.4",
-    "babel-core": "^6.10.4",
+    "babel-core": "^6.26.3",
     "babel-eslint": "^8.2.1",
     "babel-loader": "^7.1.2",
-    "babel-plugin-lodash": "^3.3.2",
+    "babel-plugin-lodash": "^3.3.4",
     "babel-plugin-syntax-flow": "^6.8.0",
     "babel-plugin-transform-flow-strip-types": "^6.8.0",
     "babel-plugin-transform-runtime": "^6.23.0",
     "babel-plugin-typecheck": "^3.9.0",
-    "babel-preset-env": "^1.6.0",
+    "babel-preset-env": "^1.7.0",
     "chai": "^4.1.2",
     "chai-as-promised": "^7.1.1",
     "chalk": "^2.3.0",
@@ -70,17 +70,17 @@
     "eslint-plugin-flowtype": "^2.41.0",
     "express": "^4.14.0",
     "extend": "^3.0.0",
-    "grunt": "^1.0.1",
+    "grunt": "^1.0.3",
     "grunt-cli": "^1.2.0",
     "grunt-contrib-clean": "^1.0.0",
     "grunt-contrib-cssmin": "^2.2.1",
-    "grunt-contrib-watch": "^1.0.0",
+    "grunt-contrib-watch": "^1.1.0",
     "grunt-documentation": "^1.2.3",
     "grunt-env": "^0.4.4",
     "grunt-eslint": "^20.1.0",
     "grunt-express-server": "^0.5.3",
     "grunt-mocha-test": "^0.13.2",
-    "grunt-modernizr": "^1.0.2",
+    "grunt-modernizr": "^1.0.3",
     "grunt-newer": "^1.2.0",
     "grunt-postcss": "^0.9.0",
     "grunt-release-it": "^1.0.1",
@@ -95,7 +95,7 @@
     "jsdom": "^11.5.1",
     "load-grunt-config": "^0.19.2",
     "load-grunt-tasks": "^3.5.0",
-    "lodash": "^4.16.2",
+    "lodash": "^4.17.11",
     "mocha": "^4.1.0",
     "mocha-clean": "^1.0.0",
     "mocha-teamcity-reporter": "^1.1.1",