Allow streaming handlers in add_route
Allow streaming handlers in add_route

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