Chore: Breaking change of semantic-release

Refered to semantic-release/semantic-release#572 (comment)

package.json

@@ -8,7 +8,7 @@
     "lib/"
   ],
   "scripts": {
-    "semantic-release": "semantic-release pre && npm publish && semantic-release post",
+    "semantic-release": "semantic-release",
     "coverage": "istanbul cover node_modules/mocha/bin/_mocha",
     "compile": "babel -d lib/ src/ --source-maps both",
     "prepare": "npm run compile",