update changelog dates
update changelog dates

samfrench/heroku-buildpack-ruby,simonnordberg/heroku-buildpack-ruby,hixi/heroku-buildpack-ruby,Git-Host/prelang-buildpack,jumptvs/BP_Ruby,iamjarvo/ruby-buildpack,ericboehs/heroku-buildpack-ruby,pilotcreative/heroku-buildpack-ruby,hpcloud/ruby-buildpack,DyegoCosta/heroku-buildpack-ruby,mrhenry/heroku-buildpack-ruby,packetmonkey/heroku-buildpack-ruby,aarongray/heroku-buildpack-ruby,ilpoldo/heroku-buildpack-ruby,zunda/heroku-buildpack-ruby,ChefSteps/heroku-buildpack-ruby,space150/heroku-buildpack-ruby,tpope/heroku-buildpack-ruby-tpope,makifund/heroku-buildpack-ruby,sky-uk/ruby-buildpack,Dim25/heroku-buildpack-ruby-GSL,schu/heroku-buildpack-ruby,bskyb-commerce/help-heroku-buildpack,dleavitt/heroku-buildpack-ruby,catalyzeio/buildpack-ruby,jgable/buildpack-ruby-rack-setup-tasks,musicglue/heroku-buildpack-ruby,qstream/heroku-buildpack-ruby,erintherad/heroku-buildpack-ruby,fgbreel/heroku-buildpack-ruby,cloudfoundry/ruby-buildpack,codykrieger/heroku-buildpack-jekyll,mrhenry/heroku-buildpack-ruby,ltrademark/heroku-buildpack-ruby,ericroberts/heroku-buildpack-ruby,zoomer/heroku-buildpack-ruby-bower,space150/heroku-buildpack-ruby,orenyk/heroku-buildpack-ruby,schu/heroku-buildpack-ruby,hellojustin/heroku-buildpack-custom-ruby,hellojustin/heroku-buildpack-custom-ruby,cloudfoundry/ruby-buildpack,righi/instacart-heroku-buildpack,jasonlevens/heroku-buildpack-ruby,mattmanning/heroku-buildpack-ruby-jekyll,scottatron/moc-buildpack,tdenovan/heroku-buildpack-ruby,DigitalInnovation/heroku-buildpack-mslabs,bellycard/heroku-buildpack-ruby,musicglue/heroku-buildpack-ruby,cloudfoundry/ruby-buildpack,awebneck/heroku-buildpack-canvas,gls1/heroku-buildpack-ruby-pdftk-new,jonseaberg/heroku-buildpack-turbo-sprockets,HYPERHYPER/heroku-buildpack-ruby,dieze/heroku-buildpack-ruby-hooks,stolt45/heroku-buildpack-ruby-with-sqlite3,guidance-guarantee-programme/heroku-buildpack-princexml-old,swipesense/heroku-buildpack-ruby,heroku/heroku-buildpack-ruby,schu/buildpack-testing,instacart/heroku-buildpack-ruby,donnykurnia/heroku-buildpack-ruby,Altoros/ruby-buildpack,trumaker/heroku-buildpack-turbo-sprockets,amaltson/heroku-buildpack-ruby,0x00evil/heroku-buildpack-ruby,righi/instacart-heroku-buildpack,gls1/heroku-buildpack-ruby-pdftk,bskyb-commerce/ruby-buildpack,cordata/heroku-buildpack-ruby,fgbreel/heroku-buildpack-ruby,d-reinhold/cf-buildpack-ruby,codykrieger/heroku-buildpack-jekyll,reesio/heroku-buildpack-ruby,iamjarvo/ruby-buildpack,takii/heroku-buildpack-ruby,instacart/heroku-buildpack-ruby,dlorson/gentle-buildpack,packetmonkey/heroku-buildpack-ruby,DouglasAllen/heroku-buildpack-ruby,Genius/heroku-buildpack-ruby,crdschurch/heroku-buildpack-ruby,heroku/heroku-buildpack-ruby,engineyard/heroku-buildpack-ruby,Git-Host/prelang-buildpack,qnyp/heroku-buildpack-ruby-bower,teodor-pripoae/heroku-buildpack-ruby,cloudControl/buildpack-ruby,aarongray/heroku-buildpack-ruby,dlorson/gentle-buildpack,icelab/heroku-buildpack-ruby,jonasoberschweiber/heroku-buildpack-ruby,gbenedict/heroku-buildpack-ruby,andycroll/heroku-buildpack-jekyll,barakav/heroku-buildpack-ruby,gls1/heroku-buildpack-ruby-pdftk,engineyard/heroku-buildpack-ruby,ericboehs/heroku-buildpack-ruby,zidekmat/buildpack-ruby,ibmdb/db2rubybuildpack,pilotcreative/heroku-buildpack-ruby,cloudn/buildpack-ruby,DyegoCosta/heroku-buildpack-ruby,redhotvengeance/heroku-buildpack-deep-thought,orenyk/heroku-buildpack-ruby,bellycard/heroku-buildpack-ruby,samfrench/heroku-buildpack-ruby,Scalingo/ruby-buildpack,dtao/deft-buildpack-ruby,ekaranto/rails4-bluemix-buildpack,pkgr/heroku-buildpack-ruby,derrek/heroku-buildpack-ruby,ericroberts/heroku-buildpack-ruby,iamjarvo/ruby-buildpack,orlando/heroku-buildpack-ruby,sky-uk/ruby-buildpack,takii/db2rubybuildpack,ablease/custom-buildpack,stefansundin/heroku-buildpack-ruby,tdenovan/heroku-buildpack-ruby,gls1/heroku-buildpack-ruby-pdftk-new,ekaranto/rails4-bluemix-buildpack,stefansundin/heroku-buildpack-ruby,CPPWind/ruby-buildpack,makifund/heroku-buildpack-ruby,jumptvs/BP_Ruby,leonardykris/mos-ruby-buildpack,zidekmat/buildpack-ruby,Altoros/ruby-buildpack,dtao/deft-buildpack-ruby,reesio/heroku-buildpack-ruby,jasonlevens/heroku-buildpack-ruby,sky-uk/help-heroku-buildpack,hatofmonkeys/ruby-testing-buildpack,bwaite-jaroop/heroku-buildpack-ruby,mperejda/heroku-buildpack-ruby,allomov/fat-free-heroku-buildpack-ruby,catalyzeio/buildpack-ruby,beydogan/ruby-buildpack,hixi/heroku-buildpack-ruby,derrek/heroku-buildpack-ruby,jayshreeanand/heroku-buildpack-ruby,ablease/custom-buildpack,beydogan/ruby-buildpack,jonseaberg/heroku-buildpack-turbo-sprockets,cloudn/buildpack-ruby,erintherad/heroku-buildpack-ruby,leonardykris/mos-ruby-buildpack,takii/db2rubybuildpack,Jonty/ruby-buildpack,shuber/heroku-buildpack-ruby,ltrademark/heroku-buildpack-ruby,ilpoldo/heroku-buildpack-ruby,Micka33/heroku-buildpack-ruby-liblua,bskyb-commerce/ruby-buildpack,cmaggard/heroku-buildpack-turbo-sprockets,barakav/heroku-buildpack-ruby,sky-uk/ruby-buildpack,DigitalInnovation/heroku-buildpack-mslabs,fcruxen/ruby-buildpack,daltonrenaldo/heroku-buildpack-ruby,ibmdb/db2rubybuildpack,schu/buildpack-testing,Nedomas/heroku-buildpack-ruby-minus-node-with-node-paths,diasks2/heroku-buildpack-mecab,blueapron/heroku-buildpack-ruby,stolt45/heroku-buildpack-ruby-with-sqlite3,awebneck/heroku-buildpack-canvas,recursecenter/heroku-buildpack-ruby,vhx/heroku-buildpack,bskyb-commerce/ruby-buildpack,electricobjects/heroku-buildpack-ruby,daltonrenaldo/heroku-buildpack-ruby,d-reinhold/cf-buildpack-ruby,jgable/buildpack-ruby-rack-setup-tasks,takii/heroku-buildpack-ruby,michaelphines/alexa-nest,Jonty/ruby-buildpack,DouglasAllen/heroku-buildpack-ruby,lyoshenka/heroku-buildpack-ruby-jekyll,fcruxen/ruby-buildpack,cloudfoundry/ruby-buildpack,Jonty/ruby-buildpack,mperejda/heroku-buildpack-ruby,hpcloud/ruby-buildpack,swipesense/heroku-buildpack-ruby,markaschneider/heroku-buildpack-ruby-ffmpeg-sox,cloudControl/buildpack-ruby,vhx/heroku-buildpack,icelab/heroku-buildpack-ruby,jumptvs/BP_Ruby,d-reinhold/cf-buildpack-ruby,simonnordberg/heroku-buildpack-ruby,rowanoulton/heroku-buildpack-ruby,recursecenter/heroku-buildpack-ruby,diasks2/heroku-buildpack-mecab,tpope/heroku-buildpack-ruby-tpope,jayshreeanand/heroku-buildpack-ruby,qstream/heroku-buildpack-ruby,blueapron/heroku-buildpack-ruby,mattmanning/heroku-buildpack-ruby-jekyll,anay/buildpack-ruby-with-oracle-jdk,dieze/heroku-buildpack-ruby-hooks,ekaranto/rails4-bluemix-buildpack,donnykurnia/heroku-buildpack-ruby,bwaite-jaroop/heroku-buildpack-ruby,sstelfox/buildpack-ruby,fcruxen/ruby-buildpack,iamjarvo/ruby-buildpack,jumptvs/BP_Ruby,dleavitt/heroku-buildpack-ruby,Nedomas/heroku-buildpack-ruby-minus-node-with-node-paths,amaltson/heroku-buildpack-ruby,fcruxen/ruby-buildpack,Genius/heroku-buildpack-ruby,Scalingo/ruby-buildpack,sstelfox/buildpack-ruby,hpcloud/ruby-buildpack,orlando/heroku-buildpack-ruby,bskyb-commerce/ruby-buildpack,pkgr/heroku-buildpack-ruby,dtao/teeny-buildpack,ablease/custom-buildpack,KoanHealth/heroku-buildpack-marvin-setup,cordata/heroku-buildpack-ruby,teodor-pripoae/heroku-buildpack-ruby,redhotvengeance/heroku-buildpack-deep-thought,wakermahmud/heroku-buildpack-jekyll,hpcloud/ruby-buildpack,electricobjects/heroku-buildpack-ruby,Altoros/ruby-buildpack,ndbroadbent/heroku-buildpack-turbo-sprockets,dtao/teeny-buildpack,CPPWind/ruby-buildpack,pietrop/heroku-buildpack-ruby,cloudn/buildpack-ruby,cloudfoundry/ruby-buildpack,Micka33/heroku-buildpack-ruby-liblua,pietrop/heroku-buildpack-ruby,tenjikinc/heroku-buildpack-ruby,mattwalters/heroku-buildpack-ruby,zunda/heroku-buildpack-ruby,bskyb-commerce/help-heroku-buildpack,wakermahmud/heroku-buildpack-jekyll,tenjikinc/heroku-buildpack-ruby,CPPWind/ruby-buildpack,mattwalters/heroku-buildpack-ruby,rowanoulton/heroku-buildpack-ruby,michaelphines/alexa-nest,ndbroadbent/heroku-buildpack-turbo-sprockets,HYPERHYPER/heroku-buildpack-ruby,takii/db2rubybuildpack,cmaggard/heroku-buildpack-turbo-sprockets,shuber/heroku-buildpack-ruby,brightbytes/heroku-buildpack-ruby-without-assets-precompile,moneyadviceservice/heroku-buildpack-ruby-bowndler,Jonty/ruby-buildpack,ablease/custom-buildpack,allomov/fat-free-heroku-buildpack-ruby,ibmdb/db2rubybuildpack,Dim25/heroku-buildpack-ruby-GSL,crdschurch/heroku-buildpack-ruby,mintybit/heroku-buildpack-ruby,0x00evil/heroku-buildpack-ruby,ekaranto/rails4-bluemix-buildpack,ruby/heroku-buildpack-www-ruby-lang,moneyadviceservice/heroku-buildpack-ruby-bowndler,gbenedict/heroku-buildpack-ruby,takii/db2rubybuildpack,qnyp/heroku-buildpack-ruby-bower,zoomer/heroku-buildpack-ruby-bower,guidance-guarantee-programme/heroku-buildpack-princexml-old,CPPWind/ruby-buildpack,sky-uk/help-heroku-buildpack,scottatron/moc-buildpack,Altoros/ruby-buildpack,sky-uk/ruby-buildpack,anay/buildpack-ruby-with-oracle-jdk,hatofmonkeys/ruby-testing-buildpack,trumaker/heroku-buildpack-turbo-sprockets,lyoshenka/heroku-buildpack-ruby-jekyll,markaschneider/heroku-buildpack-ruby-ffmpeg-sox,cloudn/buildpack-ruby,mintybit/heroku-buildpack-ruby,hatofmonkeys/ruby-testing-buildpack,KoanHealth/heroku-buildpack-marvin-setup,brightbytes/heroku-buildpack-ruby-without-assets-precompile,ChefSteps/heroku-buildpack-ruby,andycroll/heroku-buildpack-jekyll,jonasoberschweiber/heroku-buildpack-ruby