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

Closes #57

Author: greenkeeper[bot]

package.json

@@ -100,7 +100,7 @@
     "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": "^0.33.1",
     "tslint": "^5.14.0",
     "typescript": "~3.1.6",