DOC final changelog cleanups
DOC final changelog cleanups

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