convert language to lowerCase
convert language to lowerCase

75team/thinkjs,akira-cn/thinkjs,akira-cn/thinkjs,snadn/thinkjs,maxzhang/thinkjs,akira-cn/thinkjs,thinkjs/thinkjs,maxzhang/thinkjs,maxzhang/thinkjs,75team/thinkjs,75team/thinkjs,Qihoo360/thinkjs