Fix some of the language
Fix some of the language

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