Update Procfile
Update Procfile

The "./app.js" relative path caused errors in 'foreman start' on my Windows machine.
vaginessa/appmaker,nirdeshdwa/appmaker,valmzetvn/appmaker,ekospinach/appmaker,mozilla-appmaker/appmaker,mozilla-appmaker/appmaker,vaginessa/appmaker,lexoyo/appmaker,pcoughlin/appmaker,secretrobotron/appmaker,nirdeshdwa/appmaker,sheafferusa/appmaker,ekospinach/appmaker,sheafferusa/appmaker,vaginessa/appmaker,lexoyo/appmaker,sheafferusa/appmaker,pcoughlin/appmaker,uche40/appmaker,pcoughlin/appmaker,uche40/appmaker,mozilla-appmaker/appmaker,uche40/appmaker,nirdeshdwa/appmaker,valmzetvn/appmaker,secretrobotron/appmaker,ekospinach/appmaker,lexoyo/appmaker,valmzetvn/appmaker