Update the README to mirror Go's
Update the README to mirror Go's

[#73157440]

hpcloud/ruby-buildpack,cloudn/buildpack-ruby,sky-uk/ruby-buildpack,cloudfoundry/ruby-buildpack,Jonty/ruby-buildpack,bskyb-commerce/ruby-buildpack,fcruxen/ruby-buildpack,Scalingo/ruby-buildpack,ablease/custom-buildpack,sky-uk/ruby-buildpack,iamjarvo/ruby-buildpack,Altoros/ruby-buildpack,hatofmonkeys/ruby-testing-buildpack,takii/db2rubybuildpack,bskyb-commerce/ruby-buildpack,Jonty/ruby-buildpack,ekaranto/rails4-bluemix-buildpack,jumptvs/BP_Ruby,ekaranto/rails4-bluemix-buildpack,CPPWind/ruby-buildpack,jumptvs/BP_Ruby,Altoros/ruby-buildpack,ekaranto/rails4-bluemix-buildpack,cloudn/buildpack-ruby,iamjarvo/ruby-buildpack,cloudfoundry/ruby-buildpack,hpcloud/ruby-buildpack,ibmdb/db2rubybuildpack,iamjarvo/ruby-buildpack,Jonty/ruby-buildpack,Scalingo/ruby-buildpack,fcruxen/ruby-buildpack,ekaranto/rails4-bluemix-buildpack,hatofmonkeys/ruby-testing-buildpack,ibmdb/db2rubybuildpack,hpcloud/ruby-buildpack,cloudn/buildpack-ruby,CPPWind/ruby-buildpack,Altoros/ruby-buildpack,jumptvs/BP_Ruby,sky-uk/ruby-buildpack,bskyb-commerce/ruby-buildpack,cloudn/buildpack-ruby,ablease/custom-buildpack,hatofmonkeys/ruby-testing-buildpack,cloudfoundry/ruby-buildpack,ablease/custom-buildpack,Altoros/ruby-buildpack,cloudfoundry/ruby-buildpack,bskyb-commerce/ruby-buildpack,Jonty/ruby-buildpack,fcruxen/ruby-buildpack,fcruxen/ruby-buildpack,CPPWind/ruby-buildpack,hpcloud/ruby-buildpack,takii/db2rubybuildpack,CPPWind/ruby-buildpack,sky-uk/ruby-buildpack,jumptvs/BP_Ruby,takii/db2rubybuildpack,cloudfoundry/ruby-buildpack,ablease/custom-buildpack,ibmdb/db2rubybuildpack,takii/db2rubybuildpack,iamjarvo/ruby-buildpack