Revert "Default values for OffsiteMiddleware"
Revert "Default values for OffsiteMiddleware"

This reverts commit ba294351381c0dd81476603246d2cea6c31486be.

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