update versions in gemspec, require newest temple and tilt
update versions in gemspec, require newest temple and tilt

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