tidying up

package.json

@@ -28,6 +28,7 @@
     "@babel/preset-env": "^7.8.7",
     "@rollup/plugin-node-resolve": "^7.1.3",
     "babel-eslint": "^10.1.0",
+    "core-js": "^3.6.5",
     "colors": "^1.4.0",
     "express": "^4.17.1",
     "glob": "^7.1.6",
@@ -41,10 +42,10 @@
     "gulp-tap": "^2.0.0",
     "gulp-zip": "^5.0.1",
     "mustache": "^4.0.0",
-    "node-qunit-puppeteer": "^2.0.1",
     "rollup": "^2.6.1",
     "rollup-plugin-babel": "^4.4.0",
     "rollup-plugin-terser": "^5.3.0",
+    "node-qunit-puppeteer": "^2.0.1",
     "socket.io": "^2.3.0",
     "yargs": "^15.1.0"
   },
@@ -60,7 +61,6 @@
       "allowImportExportEverywhere": true
     },
     "globals": {
-      "head": false,
       "module": false,
       "console": false,
       "unescape": false,
@@ -86,8 +86,5 @@
       "no-eq-null": 2,
       "no-unused-expressions": 0
     }
-  },
-  "dependencies": {
-    "core-js": "^3.6.5"
   }
 }