Chore: upgrade deps

Author: mysticatea

package.json

@@ -38,24 +38,24 @@
     "url": "https://github.com/vuejs/eslint-plugin-vue/issues"
   },
   "engines": {
-    "node": ">=4"
+    "node": ">=6.5"
   },
   "peerDependencies": {
-    "eslint": "^3.18.0 || ^4.0.0"
+    "eslint": "^5.0.0"
   },
   "dependencies": {
-    "vue-eslint-parser": "^2.0.3"
+    "vue-eslint-parser": "^3.2.1"
   },
   "devDependencies": {
     "@types/node": "^4.2.16",
     "babel-eslint": "^8.2.2",
     "chai": "^4.1.0",
-    "eslint": "^4.14.0",
-    "eslint-plugin-eslint-plugin": "^0.8.0",
+    "eslint": "^5.2.0",
+    "eslint-plugin-eslint-plugin": "^1.4.0",
     "eslint-plugin-html": "^4.0.1",
-    "eslint-plugin-vue-libs": "^2.0.0",
+    "eslint-plugin-vue-libs": "^3.0.0",
     "lodash": "^4.17.4",
-    "mocha": "^3.2.0",
-    "nyc": "^11.1.0"
+    "mocha": "^5.2.0",
+    "nyc": "^12.0.2"
   }
 }