chore(package): update rimraf to version 3.0.2

Closes #62

Author: greenkeeper[bot]

package.json

@@ -58,7 +58,7 @@
     "gulplog": "^1.0.0",
     "husky": "^0.14.1",
     "nyc": "^11.0.3",
-    "rimraf": "^2.6.1",
+    "rimraf": "^3.0.2",
     "source-map-support": "^0.5.0",
     "standard-version": "^4.2.0",
     "tipi-cli": "^3.1.0",