fix(vulnerabilities): npm audit fix and update acorn

Author: ff6347

package-lock.json

@@ -32,7 +32,7 @@
     "@babel/plugin-transform-runtime": "^7.5.5",
     "@babel/preset-env": "^7.5.5",
     "@babel/runtime": "^7.5.5",
-    "acorn": "^7.0.0",
+    "acorn": "^7.1.1",
     "autoprefixer": "^9.7.4",
     "babel-loader": "^8.0.6",
     "basiljs": "github:basiljs/basil.js#develop",