Fix IE11 cannot work bug

.eslintrc.js

@@ -64,7 +64,8 @@ module.exports = {
     'no-useless-constructor': 'warn',
     'comma-dangle': ['error', 'never'],
     'no-param-reassign': 'off',
-    'space-before-function-paren': ["error", "always"]
+    'space-before-function-paren': ["error", "always"],
+    'no-prototype-builtins': 'off'
   },
   'globals': {
     '$': true,

package.json

@@ -7,29 +7,29 @@
     "doc": "site"
   },
   "devDependencies": {
-    "@babel/core": "^7.4.3",
-    "@babel/preset-env": "^7.4.3",
-    "core-js": "^3.0.0",
+    "@babel/core": "^7.4.5",
+    "@babel/preset-env": "^7.4.5",
+    "chalk": "^2.4.2",
+    "core-js": "^3.1.4",
     "cssmin-cli": "^0.0.5",
-    "eslint": "^4.19.1",
-    "glob": "^7.1.3",
+    "eslint": "^6.0.0",
+    "esm": "^3.2.25",
+    "glob": "^7.1.4",
     "headr": "^0.0.4",
     "npm-run-all": "^4.1.5",
-    "rollup": "^1.8.0",
-    "rollup-plugin-babel": "^4.3.2",
+    "rollup": "^1.16.2",
+    "rollup-plugin-babel": "^4.3.3",
     "rollup-plugin-babel-minify": "^8.0.0",
-    "rollup-plugin-commonjs": "^9.3.4",
-    "rollup-plugin-inject": "^2.2.0",
+    "rollup-plugin-commonjs": "^10.0.0",
+    "rollup-plugin-inject": "^3.0.0",
     "rollup-plugin-multi-entry": "^2.1.0",
-    "rollup-plugin-node-resolve": "^4.0.1",
+    "rollup-plugin-node-resolve": "^5.0.4",
     "rollup-plugin-vue": "^5.0.0",
-    "sass": "^1.16.1",
+    "safe-eval": "^0.4.1",
+    "sass": "^1.21.0",
     "stylelint": "^10.1.0",
     "stylelint-config-standard": "^18.3.0",
-    "vue-template-compiler": "^2.6.10",
-    "chalk": "^2.4.2",
-    "esm": "^3.2.25",
-    "safe-eval": "^0.4.1"
+    "vue-template-compiler": "^2.6.10"
   },
   "scripts": {
     "lint:js": "eslint src",