etcd: remove front matter and fix links
etcd: remove front matter and fix links
robszumski/docs,joshix/docs,endocode/coreos-docs,atxwebs/docs,hkjn/docs-1,iankronquist/docs,coreos/docs,mischief/coreos-docs,marineam/coreos-docs,mjg59/docs,skynet/docs,wli6/docs,jonboulle/docs,jdloft/docs,bq-xiao/docs,michelleN/docs