chore(package): update rimraf to version 3.0.1

Closes #174

Author: greenkeeper[bot]

package.json

@@ -59,7 +59,7 @@
     "lite-server": "^2.3.0",
     "lodash": "^4.17.4",
     "protractor": "~5.3.1",
-    "rimraf": "^2.6.2",
+    "rimraf": "^3.0.1",
     "rxjs": "6.1.0",
     "tslint": "^5.8.0",
     "typescript": "~2.7.2",