Chore: Add ruby 2.0.0 to Travis CI
Chore: Add ruby 2.0.0 to Travis CI

sideci-sample/sideci-sample-githug,blueyi/githug,Limags/githug,kuramameng/githug,raq929/githug,youyou22/githug,jackmaney/githug,hydrox24/githug,eshimel/githug,talexand/githug,resource11/githug,FP-QAs/githug,youyou22/githug,sideci-sample/sideci-sample-githug,resource11/githug,stephencelis/githug,zachalewel/githug,stephencelis/githug,zachalewel/githug,eshimel/githug,Limags/githug,eshimel/githug,kuramameng/githug,ga-wdi-boston/githug,jaywon/githug,geoluther/githug,legendtkl/githug,HanJisoo/Test,blueyi/githug,wrestt/githug,kaylal12/githug,FP-QAs/githug,legendtkl/githug,jackmaney/githug,mtam2/githug,talexand/githug,mtam2/githug,legendtkl/githug,raq929/githug,Gazler/githug,ga-wdi-boston/githug,jaywon/githug,geoluther/githug,Limags/githug,HanJisoo/Test,blueyi/githug,zachalewel/githug,FP-QAs/githug,talexand/githug,geoluther/githug,hydrox24/githug,Gazler/githug,mtam2/githug,Gazler/githug,FP-QAs/githug,wrestt/githug,youyou22/githug,wrestt/githug,raq929/githug,jaywon/githug,jackmaney/githug,hydrox24/githug,kuramameng/githug,resource11/githug,kaylal12/githug,kaylal12/githug,HanJisoo/Test