update packages

.gitignore

@@ -19,3 +19,4 @@ yarn-error.log*
 *.njsproj
 *.sln
 *.sw?
+package-lock.json

package.json

@@ -8,16 +8,16 @@
     "lint": "vue-cli-service lint"
   },
   "dependencies": {
-    "core-js": "^2.6.5",
+    "core-js": "^3.2.1",
     "vue": "^2.6.10"
   },
   "devDependencies": {
     "@vue/cli-plugin-babel": "^3.11.0",
     "@vue/cli-plugin-eslint": "^3.11.0",
     "@vue/cli-service": "^3.11.0",
-    "babel-eslint": "^10.0.1",
-    "eslint": "^5.16.0",
-    "eslint-plugin-vue": "^5.0.0",
+    "babel-eslint": "^10.0.3",
+    "eslint": "^6.2.2",
+    "eslint-plugin-vue": "^5.2.3",
     "vue-template-compiler": "^2.6.10"
   },
   "eslintConfig": {