Remove piping to sh
Remove piping to sh

skynet/docs,jonboulle/docs,mischief/coreos-docs,joshix/docs,hkjn/docs-1,mjg59/docs,wli6/docs,jdloft/docs,robszumski/docs,ionave/docs,bq-xiao/docs,ksmaheshkumar/docs-2,coreos/docs,michelleN/docs,marineam/coreos-docs,endocode/coreos-docs,iankronquist/docs,atxwebs/docs