Update document for logging
Update document for logging

lixxu/sanic,channelcat/sanic,lixxu/sanic,channelcat/sanic,ashleysommer/sanic,lixxu/sanic,channelcat/sanic,channelcat/sanic,lixxu/sanic,ashleysommer/sanic,ashleysommer/sanic,yunstanford/sanic,yunstanford/sanic,yunstanford/sanic,yunstanford/sanic