Fix coverage build
Fix coverage build

Moved `sanic.py` to `app.py` this change reflects that

ashleysommer/sanic,yunstanford/sanic,yunstanford/sanic,channelcat/sanic,ai0/sanic,jrocketfingers/sanic,lixxu/sanic,yunstanford/sanic,channelcat/sanic,channelcat/sanic,Tim-Erwin/sanic,ashleysommer/sanic,jrocketfingers/sanic,yunstanford/sanic,ai0/sanic,lixxu/sanic,channelcat/sanic,r0fls/sanic,lixxu/sanic,r0fls/sanic,Tim-Erwin/sanic,ashleysommer/sanic,lixxu/sanic