change testrunner git to non-heroku public version
change testrunner git to non-heroku public version

shunjikonishi/heroku-buildpack-scala-compiled,agideon/heroku-buildpack-scala,hpcloud/heroku-buildpack-scala,Luze26/heroku-buildpack-scala,agideon/heroku-buildpack-scala,hpcloud/heroku-buildpack-scala,heroku/heroku-buildpack-scala,Javilete/buildpack,Sage-Bionetworks/heroku-buildpack-scala,yannickdeturck/heroku-buildpack-scala,Scalingo/scala-buildpack,Javilete/buildpack,Sage-Bionetworks/heroku-buildpack-scala,Luze26/heroku-buildpack-scala,Scalingo/scala-buildpack,KimStebel/heroku-buildpack-scala,KimStebel/heroku-buildpack-scala,heroku/heroku-buildpack-scala,phdezann/heroku-buildpack-scala,yannickdeturck/heroku-buildpack-scala,shunjikonishi/heroku-buildpack-scala-compiled,phdezann/heroku-buildpack-scala