could set http/https protocal for url
could set http/https protocal for url

CocaColaCat/carrierwave-qiniu,lazing/carrierwave-qiniu,weizhiwu/carrierwave-qiniu,GaiaMagic/carrierwave-qiniu,anehing/carrierwave-qiniu,huobazi/carrierwave-qiniu,huobazi/carrierwave-qiniu