chore(package): update travis-status to version 4.0.1

Closes #41

Author: greenkeeper[bot]

Diff for: package.json

@@ -101,7 +101,7 @@
     "schematics-utilities": "^1.1.2",
     "source-map-loader": "0.2.4",
     "to-string-loader": "1.1.5",
-    "travis-status": "^3.0.1",
+    "travis-status": "^4.0.1",
     "tsickle": "^0.34.0",
     "tslint": "~5.12.1",
     "typescript": "~3.2.4",