Fix new subRequest method to follow new Http classes usage
Fix new subRequest method to follow new Http classes usage

somjit2514/basic,akrabat/Slim,RealSelf/Slim,JoeBengalen/Slim,mnapoli/Slim,feryardiant/slim,pine3ree/Slim,iinux/Slim,jaapverloop/Slim,samsonasik/Slim,designermonkey/Slim,AndrewCarterUK/Slim,dopesong/Slim,juliangut/Slim,opengeek/Slim,iinux/Slim,slimphp/Slim,iinux/Slim,Sam-Burns/Slim,foxyantho/Slim