chore(package): update rimraf to version 3.0.2

Closes #106

Author: greenkeeper[bot]

package.json

@@ -191,7 +191,7 @@
     "request-promise": "^4.2.1",
     "restify": "^4.3.0",
     "restler": "3.4.0",
-    "rimraf": "^2.3.2",
+    "rimraf": "^3.0.2",
     "superagent": "^3.3.1",
     "tap": "^10.3.2",
     "zombie": "^4.2.1"