add 'or higher' to Ruby version information in ec2/bootstrap-aws-vpc.html
add 'or higher' to Ruby version information in ec2/bootstrap-aws-vpc.html

cloudfoundry/docs-deploying-cf,jpalermo/docs-deploying-cf,cwest/docs-deploying-cf,njbennett/docs-deploying-cf,shalako/docs-deploying-cf,bridgetkromhout/docs-deploying-cf