bump eslint-plugin-vue (#437)

Author: lbiedinger

package.json

@@ -78,7 +78,7 @@
     "eslint-plugin-security": "1.4.0",
     "eslint-plugin-sorting": "^0.3.0",
     "eslint-plugin-standard": "^4.0.0",
-    "eslint-plugin-vue": "^4.2.2",
+    "eslint-plugin-vue": "^5.1.0",
     "eslint-plugin-xogroup": "^2.1.0",
     "glob": "^7.1.2",
     "prettier": "^1.12.1",