message: Import vue in the typedefinition
diff: +import Vue = require("vue");
  +
  export class ErrorBag {
  constructor();
  add(field: string, msg: string, rule: string, scope?: string): void;
  @@ -40,4 +42,4 @@ export class Validator {
  static updateDictionary(data: any): void;
  }
  export const version: string;
  -export function install(Vue: any, ref: any): any;
  +export function install(Vue: Vue, ref: any): any;
  