Updated readme for rc1 install instructions
Updated readme for rc1 install instructions

beni55/octopress,samarpanda/octopress,octopress/octopress,hazzik/octopress,SciRuby/sciruby.com,zachbrowne/octopress,taoger/octopress,Hyaena/octopress3,dougbeal/octopress,shekarrex/octopress,octopress/octopress,beni55/octopress,zachbrowne/octopress,xiongjungit/octopress-blog,dinomite/octopress,dougbeal/octopress,dinomite/octopress,taoger/octopress,SciRuby/sciruby.com,electronspin/octopress,hazzik/octopress,TobiasChe/octopress,TobiasChe/octopress,samarpanda/octopress,xiongjungit/octopress-blog,shekarrex/octopress,dinomite/octopress,Hyaena/octopress3,10fish/octopress,HiWong/octopress,SciRuby/sciruby.com,electronspin/octopress,HiWong/octopress,dinomite/octopress