IsAppUrl filter & curl

[soolid]

meteor-fast-render/lib/server/utils.js

Line 29 in 0a3e50c

 return /html/.test(req.headers.accept); 

IsAppUrl makes SSR feature impossible with crawlers like curl which have accept header fixed to */* (all)

Maybe it should be replaced by :

return /html|\*\/\*/.test(req.headers.accept);

[soolid]

for reference : https://developer.mozilla.org/fr/docs/Web/HTTP/Headers/Accept