add some links to related projects
add some links to related projects

I have to keep this list up to date, otherwise I might forget about those projects.

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