Move zsh completion logic to new subcommand: load
Move zsh completion logic to new subcommand: load

Signed-off-by: Steve Durrheimer <a2c1a055e5b399822be341b4e663de3cd05cf8f7@gmail.com>

liaoqingwei/docker,Ramzec/docker,bearstech/moby,flavio/docker,rhatdan/docker,imkin/moby,tmp6154/docker,KarthikNayak/docker,kolyshkin/docker,POLJM242/docker,darrenstahlmsft/docker,srust/docker,miminar/docker,bearstech/moby,scotttlin/docker,jameszhan/docker,mikebrow/docker,bearstech/moby,YuPengZTE/docker,maxamillion/docker,mike1729/docker,jthelin/docker,docker/docker,gjaskiewicz/moby,tonistiigi/docker,tophj-ibm/docker,srust/docker,Mokolea/docker,dims/docker,ndeloof/docker,jameszhan/docker,dims/docker,hqhq/moby,moby/moby,gjaskiewicz/moby,dsheets/moby,resin-io/docker,allencloud/docker,ibuildthecloud/docker,amatsus/docker,ripcurld0/moby,madhanrm/docker,maxamillion/docker,Syntaxide/docker,catinthesky/docker,lixiaobing10051267/docker,yasiramin10p/moby,johnstep/moby-moby,Mokolea/docker,haveatry/docker,mtesselH/docker,gnailuy/docker,mikebrow/docker,mikedougherty/docker,konstruktoid/docker-1,cpuguy83/docker,Mokolea/docker,ColinHebert/docker,kojiromike/docker,rhatdan/docker,ffoysal/docker,moypray/docker,pradipd/moby,justincormack/docker,duglin/docker,KingEmet/docker,moul/docker,AkihiroSuda/docker,jwhonce/docker,jimjag/docker,tophj-ibm/docker,haveatry/docker,mtrmac/docker,coolljt0725/docker,SvenDowideit/docker,duglin/docker,danyalKhaliq10p/moby,estesp/docker,tklauser/docker,nawawi/docker,nawawi/docker,estesp/docker,ibuildthecloud/docker,kolyshkin/moby,jwhonce/docker,prertik/docker,pramodhkp/moby,vdemeester/docker,moul/docker,djs55/docker,xuxinkun/docker,charleszheng44/moby,michael-holzheu/docker,kojiromike/docker,coolljt0725/docker,raja-sami-10p/moby,mstanleyjones/docker,cyphar/docker,alfred-landrum/docker,darrenstahlmsft/moby,mtesselH/docker,AkihiroSuda/docker,tianon/docker,whuwxl/docker,stevvooe/docker,moypray/docker,bonczj/moby-json-file-logger,tklauser/docker,dccurtis/docker,unclejack/docker,moby/moby,konstruktoid/docker-upstream,trebonian/docker,yasiramin10p/moby,djs55/docker,sarnautov/moby,crosbymichael/docker,ffoysal/docker,nalind/docker,dmcgowan/docker,qudongfang/docker,akira-baruah/docker,charleszheng44/moby,PatrickLang/moby,pramodhkp/moby,rancher/docker,harche/docker,yummypeng/docker,laijs/moby,dperny/docker,x1022as/docker,yummypeng/docker,naveed-jamil-tenpearls/moby,cyphar/docker,harche/docker,naveed-jamil-tenpearls/moby,hqhq/moby,whuwxl/docker,dccurtis/docker,jvanz/docker,rremer/moby,thaJeztah/docker,diogomonica/docker,lixiaobing1/docker,mkumatag/docker,Ramzec/docker,scotttlin/docker,shhsu/docker,danyalKhaliq10p/moby,dperny/docker,SvenDowideit/docker,x1022as/docker,gjaskiewicz/moby,sarnautov/moby,mkumatag/docker,mikedougherty/docker,sdurrheimer/docker,diogomonica/docker,harche/docker,lixiaobing1/docker,kolyshkin/moby,miminar/docker,Ramzec/docker,sarnautov/moby,akira-baruah/docker,unclejack/docker,mtrmac/docker,sterchelen/docker,konstruktoid/docker-upstream,yosifkit/docker,allencloud/docker,qudongfang/docker,ColinHebert/docker,gnailuy/docker,docker/docker,coreos/docker,crosbymichael/docker,gnailuy/docker,nawawi/docker,madhanrm/docker,shhsu/docker,laijs/moby,michael-holzheu/docker,yongtang/docker,noironetworks/docker,justincormack/docker,konstruktoid/docker-upstream,bonczj/moby-json-file-logger,gschaetz/moby,kencochrane/docker,ripcurld0/moby,dmcgowan/docker,resin-io/docker,flavio/docker,ripcurld0/moby,dgageot/docker,Mokolea/docker,nalind/docker,duglin/docker,shishir-a412ed/docker,tianon/docker,fcrisciani/docker,PatrickLang/moby,thtanaka/docker,kolyshkin/docker,kolyshkin/moby,Syntaxide/docker,mike1729/docker,dsheets/moby,vdemeester/docker,paralin/docker,konstruktoid/docker-1,laijs/docker,sdurrheimer/docker,lixiaobing10051267/docker,noironetworks/docker,HideoYamauchi/docker,lixiaobing1/docker,haveatry/docker,laijs/docker,jlhawn/docker,mtesselH/docker,mahak/docker,HideoYamauchi/docker,gschaetz/moby,q384566678/docker,jimjag/docker,nalind/docker,moul/docker,ColinHebert/docker,rhatdan/docker,kojiromike/docker,whuwxl/docker,q384566678/docker,mtrmac/docker,johnstep/moby-moby,JMesser81/docker,ibuildthecloud/docker,erikh/docker,nawawi/docker,yosifkit/docker,prertik/docker,miminar/docker,rremer/moby,mikebrow/docker,djs55/docker,q384566678/docker,dgageot/docker,shishir-a412ed/docker,jwhonce/docker,mahak/docker,dccurtis/docker,justincormack/docker,trebonian/docker,POLJM242/docker,KingEmet/docker,yongtang/docker,catinthesky/docker,cpuguy83/docker,srust/docker,ibuildthecloud/docker,tonistiigi/docker,JMesser81/docker,yummypeng/docker,vdemeester/docker,resin-io/docker,bonczj/moby-json-file-logger,alfred-landrum/docker,tophj-ibm/moby,mahak/docker,bearstech/moby,amatsus/docker,konstruktoid/docker-1,tonistiigi/docker,SvenDowideit/docker,ndeloof/docker,fcrisciani/docker,sdurrheimer/docker,dgageot/docker,thtanaka/docker,johnstep/moby-moby,imkin/moby,tophj-ibm/moby,unclejack/docker,darrenstahlmsft/docker,laijs/docker,jimjag/docker,sterchelen/docker,charleszheng44/moby,kencochrane/docker,moul/docker,pradipd/moby,moypray/docker,docker/docker,mahak/docker,PatrickLang/moby,coreos/docker,gschaetz/moby,YuPengZTE/docker,scotttlin/docker,raja-sami-10p/moby,michael-holzheu/docker,dims/docker,thaJeztah/docker,thtanaka/docker,sterchelen/docker,KingEmet/docker,yosifkit/docker,tophj-ibm/docker,liaoqingwei/docker,xuxinkun/docker,tmp6154/docker,dsheets/moby,jvanz/docker,madhanrm/docker,nalind/docker,thaJeztah/docker,jthelin/docker,allencloud/docker,mixja/docker,erikh/docker,coreos/docker,naveed-jamil-tenpearls/moby,noironetworks/docker,flavio/docker,lixiaobing10051267/docker,paralin/docker,darrenstahlmsft/docker,amatsus/docker,yosifkit/docker,tmp6154/docker,thaJeztah/docker,ibuildthecloud/docker,yasiramin10p/moby,prertik/docker,jameszhan/docker,ffoysal/docker,erikh/docker,fcrisciani/docker,cyphar/docker,trebonian/docker,gnailuy/docker,coolljt0725/docker,cpuguy83/docker,trebonian/docker,ndeloof/docker,erikstmartin/docker,konstruktoid/docker-upstream,xuxinkun/docker,alfred-landrum/docker,mstanleyjones/docker,imkin/moby,tophj-ibm/moby,mikedougherty/docker,darrenstahlmsft/moby,HideoYamauchi/docker,moby/moby,rancher/docker,mike1729/docker,mstanleyjones/docker,Ramzec/docker,shhsu/docker,stevvooe/docker,laijs/moby,KarthikNayak/docker,kencochrane/docker,danyalKhaliq10p/moby,jimjag/docker,JMesser81/docker,jlhawn/docker,cpuguy83/docker,rancher/docker,AkihiroSuda/docker,tklauser/docker,erikstmartin/docker,moby/moby,KarthikNayak/docker,qudongfang/docker,mixja/docker,catinthesky/docker,shishir-a412ed/docker,maxamillion/docker,rremer/moby,jvanz/docker,stevvooe/docker,crosbymichael/docker,AkihiroSuda/docker,pramodhkp/moby,estesp/docker,darrenstahlmsft/moby,Syntaxide/docker,mixja/docker,diogomonica/docker,raja-sami-10p/moby,YuPengZTE/docker,flavio/docker,jlhawn/docker,hqhq/moby,pradipd/moby,paralin/docker,dmcgowan/docker,dperny/docker,liaoqingwei/docker,yongtang/docker,mkumatag/docker,paralin/docker,x1022as/docker,erikstmartin/docker