chore(package): update gulp-load-plugins to version 2.0.3

Closes #120

Author: greenkeeper[bot]

package.json

@@ -71,7 +71,7 @@
     "gulp-gzip": "^1.4.2",
     "gulp-help": "^1.6.1",
     "gulp-istanbul": "^1.1.3",
-    "gulp-load-plugins": "^1.5.0",
+    "gulp-load-plugins": "^2.0.3",
     "gulp-nodemon": "^2.2.1",
     "gulp-notify": "^3.2.0",
     "gulp-nsp": "^3.0.0",