Merge pull request #12 from lukas-reineke/circle

Added prettier config to package json

Author: cgsimmons

package.json

@@ -48,5 +48,10 @@
     "typescript": "3.5.3",
     "webpack": "4.39.2",
     "webpack-cli": "3.3.7"
+  },
+  "prettier": {
+    "trailingComma": "all",
+    "tabWidth": 4,
+    "singleQuote": true
   }
 }