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