chore(package): update semantic-release to version 17.0.2

Closes #78

Author: greenkeeper[bot]

package.json

@@ -99,7 +99,7 @@
     "mocha-reporter": "^0.1.1",
     "npm-run-all": "^4.1.3",
     "nyc": "^13.0.1",
-    "semantic-release": "^15.9.17",
+    "semantic-release": "^17.0.2",
     "travis-deploy-once": "^5.0.9",
     "ts-loader": "^5.2.1",
     "ts-node": "^7.0.1",