Vue 自定义header

第一种，全局设置：

Vue.http.headers.common['token'] = 'YXBpOnBhc3N3b3Jk';

第二种，拦截器设置

Vue.http.interceptors.push((request, next) => {
        request.headers.set('token', token); //setting request.headers
        next((response) => {
            return response
     })
})