update documentation
update documentation

ruijsun/slim,zakuro9715/slim,XueQian/slim,JuanitoFatas/slim,fly19890211/slim,ericboehs/slim,etdev/slim,ericboehs/slim,metallurgical/slim,sideci-sample/sideci-sample-slim,yterajima/slim,fly19890211/slim,Nikeshsuwal/slim,ruijsun/slim,etdev/slim,cheunghy/slim,cheunghy/slim,JuanitoFatas/slim,raxoft/slim,XueQian/slim,mojavelinux/slim,Nikeshsuwal/slim,metallurgical/slim,mojavelinux/slim,slim-template/slim,slim-template/slim,raxoft/slim,slim-template/slim,zakuro9715/slim