release: lib: revert docker_registry to constant k8s.gcr.io
release: lib: revert docker_registry to constant k8s.gcr.io

cmluciano/kubernetes,maciaszczykm/kubernetes,hex108/kubernetes,pweil-/kubernetes,wanghaoran1988/kubernetes,derekwaynecarr/kubernetes,cmluciano/kubernetes,mboersma/kubernetes,weiwei04/kubernetes,micahhausler/kubernetes,aveshagarwal/kubernetes,fgimenez/kubernetes,andrewrynhard/kubernetes,x13n/kubernetes,PI-Victor/kubernetes,erwinvaneyk/kubernetes,micahhausler/kubernetes,pmorie/kubernetes,andrewsykim/kubernetes,frodenas/kubernetes,kubernetes/kubernetes,yarntime/kubernetes,tpepper/kubernetes,klaus1982/kubernetes,kevin-wangzefeng/kubernetes,cofyc/kubernetes,alejandroEsc/kubernetes,idvoretskyi/kubernetes,JacobTanenbaum/kubernetes,fabriziopandini/kubernetes,huangjiuyuan/kubernetes,dixudx/kubernetes,yujuhong/kubernetes,iameli/kubernetes,fgimenez/kubernetes,rnaveiras/kubernetes,jingxu97/kubernetes,thockin/kubernetes,pwittrock/kubernetes,mYmNeo/kubernetes,sanjeevm0/kubernetes,dlorenc/kubernetes,LalatenduMohanty/kubernetes,kevin-wangzefeng/kubernetes,mYmNeo/kubernetes,fgimenez/kubernetes,ingvagabund/kubernetes,hex108/kubernetes,krmayankk/kubernetes,nak3/kubernetes,PI-Victor/kubernetes,mahak/kubernetes,fejta/kubernetes,njuicsgz/kubernetes-1,BenTheElder/kubernetes,nikhita/kubernetes,kpgriffith/kubernetes,olivierlemasle/kubernetes,kitt1987/kubernetes,PiotrProkop/kubernetes,ixdy/kubernetes,iterion/kubernetes,warmchang/kubernetes,jagosan/kubernetes,ixdy/kubernetes,pwittrock/kubernetes,cmluciano/kubernetes,MHBauer/kubernetes,andrewrynhard/kubernetes,mikedanese/kubernetes,luxas/kubernetes,kevensen/kubernetes,du2016/kubernetes,nckturner/kubernetes,chestack/kubernetes,jackfrancis/kubernetes,micahhausler/kubernetes,lojies/kubernetes,GulajavaMinistudio/kubernetes,pweil-/kubernetes,frodenas/kubernetes,jingxu97/kubernetes,jdef/kubernetes,olivierlemasle/kubernetes,kevensen/kubernetes,iterion/kubernetes,chrislovecnm/kubernetes,khenidak/kubernetes,lojies/kubernetes,saad-ali/kubernetes,saad-ali/kubernetes,bizhao/kubernetes,PiotrProkop/kubernetes,humblec/kubernetes,feiskyer/kubernetes,k82/kubernetes,du2016/kubernetes,fejta/kubernetes,pmorie/kubernetes,alejandroEsc/kubernetes,maciaszczykm/kubernetes,u2takey/kubernetes,pwittrock/kubernetes,tomzhang/kubernetes,tpepper/kubernetes,Lion-Wei/kubernetes,nikhita/kubernetes,khenidak/kubernetes,dereknex/kubernetes,ravisantoshgudimetla/kubernetes,pweil-/kubernetes,pmorie/kubernetes,fgimenez/kubernetes,huangjiuyuan/kubernetes,mboersma/kubernetes,aledbf/kubernetes,warmchang/kubernetes,olivierlemasle/kubernetes,roberthbailey/kubernetes,ixdy/kubernetes,enj/kubernetes,andrewrynhard/kubernetes,hex108/kubernetes,coolsvap/kubernetes,joelsmith/kubernetes,thockin/kubernetes,cadmuxe/kubernetes,saad-ali/kubernetes,mahak/kubernetes,MHBauer/kubernetes,ixdy/kubernetes,jessfraz/kubernetes,sdminonne/kubernetes,stevesloka/kubernetes,verult/kubernetes,bparees/kubernetes,mengqiy/kubernetes,sethpollack/kubernetes,x13n/kubernetes,iterion/kubernetes,tallclair/kubernetes,xlgao-zju/kubernetes,iameli/kubernetes,tcnghia/kubernetes,nak3/kubernetes,kitt1987/kubernetes,jfrazelle/kubernetes,idvoretskyi/kubernetes,mikebrow/kubernetes,ixdy/kubernetes,mahak/kubernetes,cblecker/kubernetes,kpgriffith/kubernetes,xlgao-zju/kubernetes,ii/kubernetes,fanzhangio/kubernetes,dereknex/kubernetes,k82/kubernetes,alejandroEsc/kubernetes,humblec/kubernetes,jagosan/kubernetes,k82cn/kubernetes,BenTheElder/kubernetes,klaus1982/kubernetes,carlory/kubernetes,rnaveiras/kubernetes,maciaszczykm/kubernetes,mboersma/kubernetes,sdminonne/kubernetes,tomzhang/kubernetes,Acidburn0zzz/kubernetes,tomzhang/kubernetes,carlory/kubernetes,ingvagabund/kubernetes,davidz627/kubernetes,jessfraz/kubernetes,aledbf/kubernetes,andrewrynhard/kubernetes,xychu/kubernetes,Clarifai/kubernetes,cblecker/kubernetes,davidz627/kubernetes,Clarifai/kubernetes,zhouhaibing089/kubernetes,csrwng/kubernetes,GulajavaMinistudio/kubernetes,cadmuxe/kubernetes,dims/kubernetes,GulajavaMinistudio/kubernetes,tallclair/kubernetes,dims/kubernetes,iameli/kubernetes,LalatenduMohanty/kubernetes,roberthbailey/kubernetes,matthyx/kubernetes,kitt1987/kubernetes,spzala/kubernetes,warmchang/kubernetes,joelsmith/kubernetes,li-ang/kubernetes,spzala/kubernetes,aledbf/kubernetes,zhouhaibing089/kubernetes,monopole/kubernetes,brendandburns/kubernetes,dlorenc/kubernetes,mosoft521/kubernetes,ii/kubernetes,sethpollack/kubernetes,wongma7/kubernetes,MHBauer/kubernetes,ping035627/kubernetes,mikedanese/kubernetes,pmorie/kubernetes,k82cn/kubernetes,matthyx/kubernetes,PI-Victor/kubernetes,ingvagabund/kubernetes,deads2k/kubernetes,njuicsgz/kubernetes-1,dims/kubernetes,Lion-Wei/kubernetes,pires/kubernetes,fabriziopandini/kubernetes,coolsvap/kubernetes,Acidburn0zzz/kubernetes,jingxu97/kubernetes,chrislovecnm/kubernetes,csrwng/kubernetes,rnaveiras/kubernetes,dlorenc/kubernetes,luxas/kubernetes,njuicsgz/kubernetes-1,fejta/kubernetes,shyamjvs/kubernetes,krmayankk/kubernetes,olivierlemasle/kubernetes,tomzhang/kubernetes,rrati/kubernetes,mkumatag/kubernetes,cofyc/kubernetes,carlory/kubernetes,jackfrancis/kubernetes,cofyc/kubernetes,verult/kubernetes,wanghaoran1988/kubernetes,brendandburns/kubernetes,kevensen/kubernetes,wenlxie/kubernetes,klaus1982/kubernetes,pwittrock/kubernetes,zetaab/kubernetes,brendandburns/kubernetes,feiskyer/kubernetes,tomzhang/kubernetes,jfrazelle/kubernetes,idvoretskyi/kubernetes,gnufied/kubernetes,cblecker/kubernetes,mboersma/kubernetes,u2takey/kubernetes,Acidburn0zzz/kubernetes,fanzhangio/kubernetes,saad-ali/kubernetes,verult/kubernetes,carlory/kubernetes,MikeSpreitzer/kubernetes,saad-ali/kubernetes,openshift/kubernetes,thockin/kubernetes,tcnghia/kubernetes,kevensen/kubernetes,joelsmith/kubernetes,xychu/kubernetes,matthyx/kubernetes,yujuhong/kubernetes,jfrazelle/kubernetes,nckturner/kubernetes,nckturner/kubernetes,tengqm/kubernetes,xychu/kubernetes,nckturner/kubernetes,mYmNeo/kubernetes,mikebrow/kubernetes,tomzhang/kubernetes,wanghaoran1988/kubernetes,kevin-wangzefeng/kubernetes,zetaab/kubernetes,njuicsgz/kubernetes-1,deads2k/kubernetes,sdminonne/kubernetes,cofyc/kubernetes,cadmuxe/kubernetes,MikeSpreitzer/kubernetes,monopole/kubernetes,wenlxie/kubernetes,li-ang/kubernetes,pmorie/kubernetes,kubernetes/kubernetes,dixudx/kubernetes,gnufied/kubernetes,ping035627/kubernetes,pires/kubernetes,luxas/kubernetes,stevesloka/kubernetes,erwinvaneyk/kubernetes,dlorenc/kubernetes,kitt1987/kubernetes,zhouhaibing089/kubernetes,pmorie/kubernetes,iameli/kubernetes,dereknex/kubernetes,verult/kubernetes,wenlxie/kubernetes,micahhausler/kubernetes,tpepper/kubernetes,thockin/kubernetes,tpepper/kubernetes,dixudx/kubernetes,Acidburn0zzz/kubernetes,mahak/kubernetes,MHBauer/kubernetes,BenTheElder/kubernetes,PiotrProkop/kubernetes,warmchang/kubernetes,davidz627/kubernetes,andrewsykim/kubernetes,jessfraz/kubernetes,luxas/kubernetes,fejta/kubernetes,spzala/kubernetes,xlgao-zju/kubernetes,brendandburns/kubernetes,fanzhangio/kubernetes,tomzhang/kubernetes,tengqm/kubernetes,johscheuer/kubernetes,deads2k/kubernetes,idvoretskyi/kubernetes,micahhausler/kubernetes,dixudx/kubernetes,mahak/kubernetes,alejandroEsc/kubernetes,shyamjvs/kubernetes,rafax/kubernetes,zhangmingld/kubernetes,weiwei04/kubernetes,mosoft521/kubernetes,verb/kubernetes,mosoft521/kubernetes,mkumatag/kubernetes,MikeSpreitzer/kubernetes,iterion/kubernetes,x13n/kubernetes,JacobTanenbaum/kubernetes,khenidak/kubernetes,ii/kubernetes,fabriziopandini/kubernetes,humblec/kubernetes,nckturner/kubernetes,verult/kubernetes,njuicsgz/kubernetes-1,tengqm/kubernetes,jdef/kubernetes,jsafrane/kubernetes,PI-Victor/kubernetes,Lion-Wei/kubernetes,hex108/kubernetes,kpgriffith/kubernetes,jdef/kubernetes,jfrazelle/kubernetes,jagosan/kubernetes,kpgriffith/kubernetes,ravilr/kubernetes,jsafrane/kubernetes,khenidak/kubernetes,verb/kubernetes,carlory/kubernetes,rafax/kubernetes,spzala/kubernetes,BenTheElder/kubernetes,cadmuxe/kubernetes,ping035627/kubernetes,shyamjvs/kubernetes,x13n/kubernetes,jagosan/kubernetes,rrati/kubernetes,tomerf/kubernetes,iterion/kubernetes,ravilr/kubernetes,rrati/kubernetes,stevesloka/kubernetes,fabriziopandini/kubernetes,rafax/kubernetes,sanjeevm0/kubernetes,andrewsykim/kubernetes,zhangmingld/kubernetes,Clarifai/kubernetes,sdminonne/kubernetes,cofyc/kubernetes,x13n/kubernetes,zetaab/kubernetes,nak3/kubernetes,openshift/kubernetes,johscheuer/kubernetes,tallclair/kubernetes,coolsvap/kubernetes,sanjeevm0/kubernetes,mengqiy/kubernetes,aveshagarwal/kubernetes,u2takey/kubernetes,liggitt/kubernetes,liggitt/kubernetes,pires/kubernetes,erwinvaneyk/kubernetes,dereknex/kubernetes,maciaszczykm/kubernetes,ravisantoshgudimetla/kubernetes,kpgriffith/kubernetes,feiskyer/kubernetes,kevensen/kubernetes,johscheuer/kubernetes,nikhita/kubernetes,derekwaynecarr/kubernetes,jackfrancis/kubernetes,kitt1987/kubernetes,tcnghia/kubernetes,dereknex/kubernetes,matthyx/kubernetes,Lion-Wei/kubernetes,verb/kubernetes,fgimenez/kubernetes,bparees/kubernetes,sethpollack/kubernetes,rnaveiras/kubernetes,fanzhangio/kubernetes,fejta/kubernetes,LalatenduMohanty/kubernetes,u2takey/kubernetes,chrislovecnm/kubernetes,andrewsykim/kubernetes,roberthbailey/kubernetes,zhouhaibing089/kubernetes,xlgao-zju/kubernetes,bizhao/kubernetes,Lion-Wei/kubernetes,kitt1987/kubernetes,verult/kubernetes,tcnghia/kubernetes,aveshagarwal/kubernetes,mkumatag/kubernetes,ravisantoshgudimetla/kubernetes,njuicsgz/kubernetes-1,maciaszczykm/kubernetes,liggitt/kubernetes,wongma7/kubernetes,joelsmith/kubernetes,linux-on-ibm-z/kubernetes,luxas/kubernetes,hex108/kubernetes,andrewsykim/kubernetes,openshift/kubernetes,dlorenc/kubernetes,mfojtik/kubernetes,Clarifai/kubernetes,sdminonne/kubernetes,verb/kubernetes,fanzhangio/kubernetes,mkumatag/kubernetes,mYmNeo/kubernetes,zhangmingld/kubernetes,weiwei04/kubernetes,PiotrProkop/kubernetes,MHBauer/kubernetes,kevin-wangzefeng/kubernetes,nak3/kubernetes,derekwaynecarr/kubernetes,tcnghia/kubernetes,sanjeevm0/kubernetes,soltysh/kubernetes,dlorenc/kubernetes,jsafrane/kubernetes,fgimenez/kubernetes,matthyx/kubernetes,yarntime/kubernetes,li-ang/kubernetes,aledbf/kubernetes,csrwng/kubernetes,xlgao-zju/kubernetes,monopole/kubernetes,jsafrane/kubernetes,li-ang/kubernetes,andrewrynhard/kubernetes,jingxu97/kubernetes,zetaab/kubernetes,joelsmith/kubernetes,k82cn/kubernetes,wongma7/kubernetes,fabriziopandini/kubernetes,xychu/kubernetes,jackfrancis/kubernetes,mikedanese/kubernetes,brendandburns/kubernetes,feiskyer/kubernetes,coolsvap/kubernetes,lojies/kubernetes,pires/kubernetes,mboersma/kubernetes,aveshagarwal/kubernetes,zhangmingld/kubernetes,enj/kubernetes,cmluciano/kubernetes,xlgao-zju/kubernetes,zhouhaibing089/kubernetes,PI-Victor/kubernetes,pwittrock/kubernetes,stevesloka/kubernetes,chestack/kubernetes,wanghaoran1988/kubernetes,dereknex/kubernetes,tomerf/kubernetes,fejta/kubernetes,kubernetes/kubernetes,luxas/kubernetes,tomerf/kubernetes,davidz627/kubernetes,openshift/kubernetes,csrwng/kubernetes,tomzhang/kubernetes,krmayankk/kubernetes,derekwaynecarr/kubernetes,yarntime/kubernetes,huangjiuyuan/kubernetes,gnufied/kubernetes,cmluciano/kubernetes,ixdy/kubernetes,jdef/kubernetes,aveshagarwal/kubernetes,coolsvap/kubernetes,soltysh/kubernetes,enj/kubernetes,enj/kubernetes,cblecker/kubernetes,pweil-/kubernetes,MikeSpreitzer/kubernetes,warmchang/kubernetes,wenlxie/kubernetes,nikhita/kubernetes,iterion/kubernetes,ravisantoshgudimetla/kubernetes,huangjiuyuan/kubernetes,mkumatag/kubernetes,jfrazelle/kubernetes,krmayankk/kubernetes,erwinvaneyk/kubernetes,k82/kubernetes,ravisantoshgudimetla/kubernetes,johscheuer/kubernetes,yujuhong/kubernetes,u2takey/kubernetes,mYmNeo/kubernetes,derekwaynecarr/kubernetes,wongma7/kubernetes,cblecker/kubernetes,mengqiy/kubernetes,ingvagabund/kubernetes,ravilr/kubernetes,jdef/kubernetes,saad-ali/kubernetes,gnufied/kubernetes,tomerf/kubernetes,xychu/kubernetes,mengqiy/kubernetes,shyamjvs/kubernetes,ingvagabund/kubernetes,derekwaynecarr/kubernetes,nikhita/kubernetes,stevesloka/kubernetes,mosoft521/kubernetes,BenTheElder/kubernetes,GulajavaMinistudio/kubernetes,gnufied/kubernetes,verb/kubernetes,wenlxie/kubernetes,alejandroEsc/kubernetes,soltysh/kubernetes,k82cn/kubernetes,andrewsykim/kubernetes,chrislovecnm/kubernetes,pweil-/kubernetes,chestack/kubernetes,du2016/kubernetes,jsafrane/kubernetes,johscheuer/kubernetes,jessfraz/kubernetes,deads2k/kubernetes,cofyc/kubernetes,linux-on-ibm-z/kubernetes,dims/kubernetes,mfojtik/kubernetes,pires/kubernetes,PiotrProkop/kubernetes,bizhao/kubernetes,frodenas/kubernetes,johscheuer/kubernetes,mfojtik/kubernetes,cadmuxe/kubernetes,fanzhangio/kubernetes,tomzhang/kubernetes,mikedanese/kubernetes,dixudx/kubernetes,krmayankk/kubernetes,frodenas/kubernetes,bparees/kubernetes,ping035627/kubernetes,feiskyer/kubernetes,sanjeevm0/kubernetes,tomerf/kubernetes,ravisantoshgudimetla/kubernetes,Clarifai/kubernetes,njuicsgz/kubernetes-1,MikeSpreitzer/kubernetes,rnaveiras/kubernetes,li-ang/kubernetes,jingxu97/kubernetes,rafax/kubernetes,ravilr/kubernetes,JacobTanenbaum/kubernetes,nak3/kubernetes,LalatenduMohanty/kubernetes,tallclair/kubernetes,humblec/kubernetes,mYmNeo/kubernetes,brendandburns/kubernetes,Lion-Wei/kubernetes,njuicsgz/kubernetes-1,liggitt/kubernetes,bizhao/kubernetes,linux-on-ibm-z/kubernetes,mikebrow/kubernetes,zetaab/kubernetes,erwinvaneyk/kubernetes,mboersma/kubernetes,bizhao/kubernetes,LalatenduMohanty/kubernetes,yarntime/kubernetes,humblec/kubernetes,ii/kubernetes,chestack/kubernetes,x13n/kubernetes,iameli/kubernetes,thockin/kubernetes,mikebrow/kubernetes,frodenas/kubernetes,yujuhong/kubernetes,linux-on-ibm-z/kubernetes,davidz627/kubernetes,olivierlemasle/kubernetes,Clarifai/kubernetes,erwinvaneyk/kubernetes,chestack/kubernetes,mfojtik/kubernetes,wenlxie/kubernetes,ii/kubernetes,csrwng/kubernetes,Acidburn0zzz/kubernetes,lojies/kubernetes,ping035627/kubernetes,jessfraz/kubernetes,bizhao/kubernetes,tengqm/kubernetes,soltysh/kubernetes,rrati/kubernetes,Acidburn0zzz/kubernetes,huangjiuyuan/kubernetes,jackfrancis/kubernetes,dims/kubernetes,cadmuxe/kubernetes,du2016/kubernetes,k82cn/kubernetes,wongma7/kubernetes,zhangmingld/kubernetes,yarntime/kubernetes,JacobTanenbaum/kubernetes,frodenas/kubernetes,chrislovecnm/kubernetes,wanghaoran1988/kubernetes,klaus1982/kubernetes,roberthbailey/kubernetes,pwittrock/kubernetes,LalatenduMohanty/kubernetes,zetaab/kubernetes,kubernetes/kubernetes,mosoft521/kubernetes,yarntime/kubernetes,weiwei04/kubernetes,andrewrynhard/kubernetes,sanjeevm0/kubernetes,bparees/kubernetes,idvoretskyi/kubernetes,kpgriffith/kubernetes,u2takey/kubernetes,mfojtik/kubernetes,stevesloka/kubernetes,sethpollack/kubernetes,k82/kubernetes,du2016/kubernetes,khenidak/kubernetes,pweil-/kubernetes,tomerf/kubernetes,bparees/kubernetes,PI-Victor/kubernetes,liggitt/kubernetes,lojies/kubernetes,soltysh/kubernetes,spzala/kubernetes,khenidak/kubernetes,maciaszczykm/kubernetes,weiwei04/kubernetes,rrati/kubernetes,tpepper/kubernetes,zhangmingld/kubernetes,hex108/kubernetes,GulajavaMinistudio/kubernetes,deads2k/kubernetes,tengqm/kubernetes,shyamjvs/kubernetes,mboersma/kubernetes,JacobTanenbaum/kubernetes,jdef/kubernetes,aledbf/kubernetes,sethpollack/kubernetes,tallclair/kubernetes,idvoretskyi/kubernetes,yujuhong/kubernetes,mikebrow/kubernetes,coolsvap/kubernetes,nak3/kubernetes,xychu/kubernetes,aveshagarwal/kubernetes,roberthbailey/kubernetes,JacobTanenbaum/kubernetes,mikedanese/kubernetes,monopole/kubernetes,kevin-wangzefeng/kubernetes,k82/kubernetes,pires/kubernetes,weiwei04/kubernetes,mboersma/kubernetes,ingvagabund/kubernetes,kubernetes/kubernetes,davidz627/kubernetes,MHBauer/kubernetes,wanghaoran1988/kubernetes,mfojtik/kubernetes,openshift/kubernetes,chrislovecnm/kubernetes,joelsmith/kubernetes,cmluciano/kubernetes,enj/kubernetes,tcnghia/kubernetes,tpepper/kubernetes,tallclair/kubernetes,linux-on-ibm-z/kubernetes,jagosan/kubernetes,mengqiy/kubernetes,ravilr/kubernetes,huangjiuyuan/kubernetes,yujuhong/kubernetes,krmayankk/kubernetes,monopole/kubernetes