运行 npm run dev 报错，本地建立的有boblog数据库
运行 npm run dev 报错，本地建立的有boblog数据库

SEQUELIZE0002] DeprecationWarning: The logging-option should be either a function or false. Default: console.log
Unhandled rejection SequelizeConnectionError: Client does not support authentication protocol requested by server; consider upgrading MySQL client
    at /Users/edz/nodejs-koa-blog/node_modules/sequelize/lib/dialects/mysql/connection-manager.js:133:19
    at tryCatcher (/Users/edz/nodejs-koa-blog/node_modules/bluebird/js/release/util.js:16:23)
    at Promise._settlePromiseFromHandler (/Users/edz/nodejs-koa-blog/node_modules/bluebird/js/release/promise.js:547:31)
    at Promise._settlePromise (/Users/edz/nodejs-koa-blog/node_modules/bluebird/js/release/promise.js:604:18)
    at Promise._settlePromise0 (/Users/edz/nodejs-koa-blog/node_modules/bluebird/js/release/promise.js:649:10)
    at Promise._settlePromises (/Users/edz/nodejs-koa-blog/node_modules/bluebird/js/release/promise.js:725:18)
    at _drainQueueStep (/Users/edz/nodejs-koa-blog/node_modules/bluebird/js/release/async.js:93:12)
    at _drainQueue (/Users/edz/nodejs-koa-blog/node_modules/bluebird/js/release/async.js:86:9)
    at Async._drainQueues (/Users/edz/nodejs-koa-blog/node_modules/bluebird/js/release/async.js:102:5)
    at Immediate.Async.drainQueues [as _onImmediate] (/Users/edz/nodejs-koa-blog/node_modules/bluebird/js/release/async.js:15:14)
    at processImmediate (internal/timers.js:439:21)