[doc] FAQ entry about the IPv6 and the DNS_RESOLVER setting
[doc] FAQ entry about the IPv6 and the DNS_RESOLVER setting

pablohoffman/scrapy,starrify/scrapy,scrapy/scrapy,pawelmhm/scrapy,eLRuLL/scrapy,eLRuLL/scrapy,starrify/scrapy,pablohoffman/scrapy,elacuesta/scrapy,elacuesta/scrapy,scrapy/scrapy,pablohoffman/scrapy,elacuesta/scrapy,pawelmhm/scrapy,dangra/scrapy,dangra/scrapy,starrify/scrapy,pawelmhm/scrapy,scrapy/scrapy,dangra/scrapy,eLRuLL/scrapy