Add documentation for https://github.com/gitlabhq/gitlabhq/pull/5469
Add documentation for https://github.com/gitlabhq/gitlabhq/pull/5469

ZeoAlliance/gitlabhq,bladealslayer/gitlabhq,cui-liqiang/gitlab-ce,martijnvermaat/gitlabhq,initiummedia/gitlabhq,yonglehou/gitlabhq,ordiychen/gitlabhq,tk23/gitlabhq,gorgee/gitlabhq,cncodog/gitlab,lvfeng1130/gitlabhq,ibiart/gitlabhq,jvanbaarsen/gitlabhq,johnmyqin/gitlabhq,yulchitaj/TEST3,stoplightio/gitlabhq,Burick/gitlabhq,sonalkr132/gitlabhq,ttasanen/gitlabhq,Soullivaneuh/gitlabhq,liyakun/gitlabhq,shinexiao/gitlabhq,Telekom-PD/gitlabhq,allysonbarros/gitlabhq,Razer6/gitlabhq,flashbuckets/gitlabhq,eliasp/gitlabhq,axilleas/gitlabhq,zrbsprite/gitlabhq,darkrasid/gitlabhq,Keystion/gitlabhq,koreamic/gitlabhq,jirutka/gitlabhq,larryli/gitlabhq,cui-liqiang/gitlab-ce,dreampet/gitlab,theodi/gitlabhq,LytayTOUCH/gitlabhq,rfeese/gitlab-ce,cinderblock/gitlabhq,tempbottle/gitlabhq,adaiguoguo/gitlab_globalserarch,dreampet/gitlab,dvrylc/gitlabhq,dplarson/gitlabhq,theodi/gitlabhq,nmav/gitlabhq,yatish27/gitlabhq,fpgentil/gitlabhq,NKMR6194/gitlabhq,aaronsnyder/gitlabhq,Burick/gitlabhq,pulkit21/gitlabhq,ttasanen/gitlabhq,allistera/gitlabhq,dreampet/gitlab,bladealslayer/gitlabhq,revaret/gitlabhq,rhels/gitlabhq,manfer/gitlabhq,WSDC-NITWarangal/gitlabhq,initiummedia/gitlabhq,ksoichiro/gitlabhq,vjustov/gitlabhq,Tyrael/gitlabhq,yama07/gitlabhq,windymid/test2,DanielZhangQingLong/gitlabhq,sonalkr132/gitlabhq,nguyen-tien-mulodo/gitlabhq,aaronsnyder/gitlabhq,fearenales/gitlabhq,123Haynes/gitlabhq,sekcheong/gitlabhq,michaKFromParis/gitlabhq,tk23/gitlabhq,mathstuf/gitlabhq,mrb/gitlabhq,yatish27/gitlabhq,pjknkda/gitlabhq,bbodenmiller/gitlabhq,cncodog/gitlab,Keystion/gitlabhq,mavimo/gitlabhq,rumpelsepp/gitlabhq,allistera/gitlabhq,NARKOZ/gitlabhq,k4zzk/gitlabhq,iiet/iiet-git,mavimo/gitlabhq,chenrui2014/gitlabhq,phinfonet/mobbr-gitlabhq,williamherry/gitlabhq,jrjang/gitlabhq,Soullivaneuh/gitlabhq,Tyrael/gitlabhq,Tyrael/gitlabhq,ksoichiro/gitlabhq,sakishum/gitlabhq,hacsoc/gitlabhq,OtkurBiz/gitlabhq,gorgee/gitlabhq,bozaro/gitlabhq,gopeter/gitlabhq,vjustov/gitlabhq,openwide-java/gitlabhq,k4zzk/gitlabhq,gorgee/gitlabhq,whluwit/gitlabhq,ferdinandrosario/gitlabhq,jrjang/gitlab-ce,martinma4/gitlabhq,chenrui2014/gitlabhq,Exeia/gitlabhq,mr-dxdy/gitlabhq,OlegGirko/gitlab-ce,LUMC/gitlabhq,NKMR6194/gitlabhq,michaKFromParis/sparkslab,dplarson/gitlabhq,sideci-sample/sideci-sample-gitlabhq,stanhu/gitlabhq,salipro4ever/gitlabhq,theonlydoo/gitlabhq,rhels/gitlabhq,gopeter/gitlabhq,allysonbarros/gitlabhq,daiyu/gitlab-zh,H3Chief/gitlabhq,theonlydoo/gitlabhq,SkyWei/gitlabhq,zBMNForks/gitlabhq,Exeia/gitlabhq,sekcheong/gitlabhq,Kambda/mobbr-gitlabhq,stanhu/gitlabhq,bbodenmiller/gitlabhq,pkgr/gitlabhq,whluwit/gitlabhq,screenpages/gitlabhq,kitech/gitlabhq,youprofit/gitlabhq,t-zuehlsdorff/gitlabhq,sue445/gitlabhq,ikappas/gitlabhq,sideci-sample/sideci-sample-gitlabhq,Kambda/Mobbr,windymid/test2,julianengel/gitlabhq,ngpestelos/gitlabhq,WSDC-NITWarangal/gitlabhq,yatish27/gitlabhq,liyakun/gitlabhq,Soullivaneuh/gitlabhq,123Haynes/gitlabhq,Razer6/gitlabhq,screenpages/gitlabhq,duduribeiro/gitlabhq,Devin001/gitlabhq,per-garden/gitlabhq,mavimo/gitlabhq,Burick/gitlabhq,cinderblock/gitlabhq,eliasp/gitlabhq,rfeese/gitlab-ce,WSDC-NITWarangal/gitlabhq,sue445/gitlabhq,pjknkda/gitlabhq,SkyWei/gitlabhq,zrbsprite/gitlabhq,salipro4ever/gitlabhq,ordiychen/gitlabhq,iiet/iiet-git,mathstuf/gitlabhq,chadyred/gitlabhq,H3Chief/gitlabhq,ksoichiro/gitlabhq,michaKFromParis/gitlabhqold,Burick/gitlabhq,martinma4/gitlabhq,Datacom/gitlabhq,darkrasid/gitlabhq,openwide-java/gitlabhq,louahola/gitlabhq,copystudy/gitlabhq,kemenaran/gitlabhq,OlegGirko/gitlab-ce,yfaizal/gitlabhq,SVArago/gitlabhq,Telekom-PD/gitlabhq,cncodog/gitlab,ordiychen/gitlabhq,bbodenmiller/gitlabhq,SkyWei/gitlabhq,koreamic/gitlabhq,ngpestelos/gitlabhq,youprofit/gitlabhq,cinderblock/gitlabhq,kotaro-dev/gitlab-6-9,luzhongyang/gitlabhq,rebecamendez/gitlabhq,xuvw/gitlabhq,htve/GitlabForChinese,tk23/gitlabhq,ngpestelos/gitlabhq,axilleas/gitlabhq,whluwit/gitlabhq,OtkurBiz/gitlabhq,Exeia/gitlabhq,mr-dxdy/gitlabhq,allistera/gitlabhq,daiyu/gitlab-zh,lvfeng1130/gitlabhq,manfer/gitlabhq,mente/gitlabhq,yatish27/gitlabhq,Razer6/gitlabhq,johnmyqin/gitlabhq,since2014/gitlabhq,tim-hoff/gitlabhq,Exeia/gitlabhq,per-garden/gitlabhq,NuLL3rr0r/gitlabhq,allysonbarros/gitlabhq,nmav/gitlabhq,yfaizal/gitlabhq,fantasywind/gitlabhq,pjknkda/gitlabhq,delkyd/gitlabhq,pjknkda/gitlabhq,stellamiranda/mobbr-gitlabhq,yfaizal/gitlabhq,dwrensha/gitlabhq,dplarson/gitlabhq,LUMC/gitlabhq,michaKFromParis/gitlabhq,ikappas/gitlabhq,childbamboo/gitlabhq,delkyd/gitlabhq,fendoudeqingchunhh/gitlabhq,williamherry/gitlabhq,mmkassem/gitlabhq,rebecamendez/gitlabhq,mmkassem/gitlabhq,rumpelsepp/gitlabhq,MauriceMohlek/gitlabhq,atomaka/gitlabhq,mente/gitlabhq,aaronsnyder/gitlabhq,chadyred/gitlabhq,bozaro/gitlabhq,fpgentil/gitlabhq,ferdinandrosario/gitlabhq,rhels/gitlabhq,johnmyqin/gitlabhq,nmav/gitlabhq,per-garden/gitlabhq,salipro4ever/gitlabhq,nguyen-tien-mulodo/gitlabhq,ttasanen/gitlabhq,dvrylc/gitlabhq,luzhongyang/gitlabhq,folpindo/gitlabhq,youprofit/gitlabhq,jrjang/gitlabhq,liyakun/gitlabhq,xuvw/gitlabhq,jirutka/gitlabhq,michaKFromParis/sparkslab,vjustov/gitlabhq,iiet/iiet-git,sakishum/gitlabhq,jaepyoung/gitlabhq,jrjang/gitlab-ce,szechyjs/gitlabhq,kitech/gitlabhq,fgbreel/gitlabhq,fgbreel/gitlabhq,atomaka/gitlabhq,michaKFromParis/gitlabhq,hq804116393/gitlabhq,mmkassem/gitlabhq,gorgee/gitlabhq,LUMC/gitlabhq,martijnvermaat/gitlabhq,folpindo/gitlabhq,szechyjs/gitlabhq,martinma4/gitlabhq,per-garden/gitlabhq,sekcheong/gitlabhq,delkyd/gitlabhq,t-zuehlsdorff/gitlabhq,OtkurBiz/gitlabhq,xuvw/gitlabhq,Soullivaneuh/gitlabhq,kemenaran/gitlabhq,fendoudeqingchunhh/gitlabhq,yuyue2013/ss,NARKOZ/gitlabhq,mente/gitlabhq,chenrui2014/gitlabhq,cui-liqiang/gitlab-ce,hacsoc/gitlabhq,rebecamendez/gitlabhq,fpgentil/gitlabhq,fscherwi/gitlabhq,zrbsprite/gitlabhq,joalmeid/gitlabhq,michaKFromParis/gitlabhqold,ferdinandrosario/gitlabhq,jrjang/gitlabhq,dwrensha/gitlabhq,cncodog/gitlab,atomaka/gitlabhq,ayufan/gitlabhq,stellamiranda/mobbr-gitlabhq,dwrensha/gitlabhq,cinderblock/gitlabhq,Kambda/mobbr-gitlabhq,akumetsuv/gitlab,Devin001/gitlabhq,lvfeng1130/gitlabhq,NuLL3rr0r/gitlabhq,liyakun/gitlabhq,Kambda/Mobbr,kotaro-dev/gitlab-6-9,martinma4/gitlabhq,akumetsuv/gitlab,manfer/gitlabhq,Telekom-PD/gitlabhq,duduribeiro/gitlabhq,michaKFromParis/sparkslab,louahola/gitlabhq,nguyen-tien-mulodo/gitlabhq,Datacom/gitlabhq,tempbottle/gitlabhq,initiummedia/gitlabhq,theonlydoo/gitlabhq,jvanbaarsen/gitlabhq,it33/gitlabhq,SkyWei/gitlabhq,chadyred/gitlabhq,screenpages/gitlabhq,aaronsnyder/gitlabhq,fscherwi/gitlabhq,copystudy/gitlabhq,childbamboo/gitlabhq,yuyue2013/ss,childbamboo/gitlabhq,ayufan/gitlabhq,flashbuckets/gitlabhq,duduribeiro/gitlabhq,fearenales/gitlabhq,hacsoc/gitlabhq,fgbreel/gitlabhq,stoplightio/gitlabhq,folpindo/gitlabhq,iiet/iiet-git,DanielZhangQingLong/gitlabhq,Keystion/gitlabhq,yulchitaj/TEST3,jaepyoung/gitlabhq,Devin001/gitlabhq,allysonbarros/gitlabhq,mente/gitlabhq,stanhu/gitlabhq,screenpages/gitlabhq,rfeese/gitlab-ce,copystudy/gitlabhq,hzy001/gitlabhq,Devin001/gitlabhq,folpindo/gitlabhq,since2014/gitlabhq,tempbottle/gitlabhq,nguyen-tien-mulodo/gitlabhq,mr-dxdy/gitlabhq,luzhongyang/gitlabhq,shinexiao/gitlabhq,ksoichiro/gitlabhq,pulkit21/gitlabhq,hzy001/gitlabhq,childbamboo/gitlabhq,kotaro-dev/gitlab-6-9,OlegGirko/gitlab-ce,htve/GitlabForChinese,allistera/gitlabhq,copystudy/gitlabhq,luzhongyang/gitlabhq,ZeoAlliance/gitlabhq,jrjang/gitlab-ce,Keystion/gitlabhq,rfeese/gitlab-ce,tim-hoff/gitlabhq,dvrylc/gitlabhq,TheWatcher/gitlabhq,hacsoc/gitlabhq,it33/gitlabhq,NKMR6194/gitlabhq,jaepyoung/gitlabhq,ordiychen/gitlabhq,fendoudeqingchunhh/gitlabhq,flashbuckets/gitlabhq,SVArago/gitlabhq,darkrasid/gitlabhq,ibiart/gitlabhq,Kambda/mobbr-gitlabhq,it33/gitlabhq,larryli/gitlabhq,H3Chief/gitlabhq,jaepyoung/gitlabhq,rebecamendez/gitlabhq,stoplightio/gitlabhq,LytayTOUCH/gitlabhq,gopeter/gitlabhq,hq804116393/gitlabhq,manfer/gitlabhq,ferdinandrosario/gitlabhq,stellamiranda/mobbr-gitlabhq,shinexiao/gitlabhq,eliasp/gitlabhq,rumpelsepp/gitlabhq,ayufan/gitlabhq,revaret/gitlabhq,mr-dxdy/gitlabhq,nmav/gitlabhq,WSDC-NITWarangal/gitlabhq,axilleas/gitlabhq,jirutka/gitlabhq,sue445/gitlabhq,mmkassem/gitlabhq,yonglehou/gitlabhq,kemenaran/gitlabhq,stoplightio/gitlabhq,yuyue2013/ss,SVArago/gitlabhq,fearenales/gitlabhq,akumetsuv/gitlab,Kambda/Mobbr,kemenaran/gitlabhq,tim-hoff/gitlabhq,tim-hoff/gitlabhq,yama07/gitlabhq,dukex/gitlabhq,htve/GitlabForChinese,delkyd/gitlabhq,bladealslayer/gitlabhq,larryli/gitlabhq,bbodenmiller/gitlabhq,chenrui2014/gitlabhq,ZeoAlliance/gitlabhq,TheWatcher/gitlabhq,it33/gitlabhq,joalmeid/gitlabhq,cui-liqiang/gitlab-ce,kitech/gitlabhq,fgbreel/gitlabhq,darkrasid/gitlabhq,flashbuckets/gitlabhq,bigsurge/gitlabhq,TheWatcher/gitlabhq,kitech/gitlabhq,yuyue2013/ss,DanielZhangQingLong/gitlabhq,michaKFromParis/gitlabhq,fscherwi/gitlabhq,yonglehou/gitlabhq,szechyjs/gitlabhq,julianengel/gitlabhq,8thcolor/testing-public-gitlabhq,louahola/gitlabhq,mrb/gitlabhq,fantasywind/gitlabhq,adaiguoguo/gitlab_globalserarch,julianengel/gitlabhq,sonalkr132/gitlabhq,phinfonet/mobbr-gitlabhq,jvanbaarsen/gitlabhq,koreamic/gitlabhq,chadyred/gitlabhq,yulchitaj/TEST3,dreampet/gitlab,theodi/gitlabhq,wangcan2014/gitlabhq,phinfonet/mobbr-gitlabhq,ikappas/gitlabhq,LUMC/gitlabhq,fpgentil/gitlabhq,mathstuf/gitlabhq,NuLL3rr0r/gitlabhq,martijnvermaat/gitlabhq,jrjang/gitlab-ce,axilleas/gitlabhq,wangcan2014/gitlabhq,ayufan/gitlabhq,since2014/gitlabhq,k4zzk/gitlabhq,8thcolor/testing-public-gitlabhq,williamherry/gitlabhq,michaKFromParis/gitlabhqold,dplarson/gitlabhq,rhels/gitlabhq,OtkurBiz/gitlabhq,NARKOZ/gitlabhq,k4zzk/gitlabhq,pkgr/gitlabhq,LytayTOUCH/gitlabhq,bozaro/gitlabhq,zrbsprite/gitlabhq,fearenales/gitlabhq,LytayTOUCH/gitlabhq,Telekom-PD/gitlabhq,bigsurge/gitlabhq,louahola/gitlabhq,theonlydoo/gitlabhq,t-zuehlsdorff/gitlabhq,TheWatcher/gitlabhq,mavimo/gitlabhq,johnmyqin/gitlabhq,ikappas/gitlabhq,stanhu/gitlabhq,bigsurge/gitlabhq,mathstuf/gitlabhq,daiyu/gitlab-zh,lvfeng1130/gitlabhq,shinexiao/gitlabhq,sakishum/gitlabhq,openwide-java/gitlabhq,mrb/gitlabhq,MauriceMohlek/gitlabhq,NARKOZ/gitlabhq,adaiguoguo/gitlab_globalserarch,larryli/gitlabhq,youprofit/gitlabhq,t-zuehlsdorff/gitlabhq,Datacom/gitlabhq,fantasywind/gitlabhq,openwide-java/gitlabhq,dukex/gitlabhq,revaret/gitlabhq,hzy001/gitlabhq,bozaro/gitlabhq,vjustov/gitlabhq,michaKFromParis/gitlabhqold,yfaizal/gitlabhq,dukex/gitlabhq,yama07/gitlabhq,theodi/gitlabhq,eliasp/gitlabhq,sue445/gitlabhq,joalmeid/gitlabhq,jirutka/gitlabhq,icedwater/gitlabhq,hq804116393/gitlabhq,icedwater/gitlabhq,ngpestelos/gitlabhq,sideci-sample/sideci-sample-gitlabhq,8thcolor/testing-public-gitlabhq,tk23/gitlabhq,fendoudeqingchunhh/gitlabhq,DanielZhangQingLong/gitlabhq,daiyu/gitlab-zh,dukex/gitlabhq,fantasywind/gitlabhq,yulchitaj/TEST3,jrjang/gitlabhq,zBMNForks/gitlabhq,duduribeiro/gitlabhq,H3Chief/gitlabhq,martijnvermaat/gitlabhq,ibiart/gitlabhq,zBMNForks/gitlabhq,pulkit21/gitlabhq,bigsurge/gitlabhq,MauriceMohlek/gitlabhq,sakishum/gitlabhq,MauriceMohlek/gitlabhq,hzy001/gitlabhq,SVArago/gitlabhq,123Haynes/gitlabhq,icedwater/gitlabhq,whluwit/gitlabhq,Tyrael/gitlabhq,Datacom/gitlabhq,OlegGirko/gitlab-ce,hq804116393/gitlabhq,sekcheong/gitlabhq,salipro4ever/gitlabhq,icedwater/gitlabhq,dwrensha/gitlabhq,koreamic/gitlabhq,michaKFromParis/sparkslab,pulkit21/gitlabhq,initiummedia/gitlabhq,yonglehou/gitlabhq,yama07/gitlabhq,htve/GitlabForChinese,wangcan2014/gitlabhq,joalmeid/gitlabhq,mrb/gitlabhq,pkgr/gitlabhq,williamherry/gitlabhq,szechyjs/gitlabhq,gopeter/gitlabhq,zBMNForks/gitlabhq,adaiguoguo/gitlab_globalserarch,fscherwi/gitlabhq,NKMR6194/gitlabhq,tempbottle/gitlabhq,ttasanen/gitlabhq,jvanbaarsen/gitlabhq,revaret/gitlabhq,wangcan2014/gitlabhq,sonalkr132/gitlabhq,rumpelsepp/gitlabhq,windymid/test2,dvrylc/gitlabhq,Razer6/gitlabhq,julianengel/gitlabhq,since2014/gitlabhq