[DOCS] Clarify Shadow replica setting
[DOCS] Clarify Shadow replica setting

Clarifying that the path setting is required on every _data_ node,
rather than _every_ node.

davidvgalbraith/elasticsearch,dongjoon-hyun/elasticsearch,jbertouch/elasticsearch,markharwood/elasticsearch,palecur/elasticsearch,nezirus/elasticsearch,umeshdangat/elasticsearch,kalimatas/elasticsearch,uschindler/elasticsearch,StefanGor/elasticsearch,ricardocerq/elasticsearch,i-am-Nathan/elasticsearch,davidvgalbraith/elasticsearch,ThiagoGarciaAlves/elasticsearch,ThiagoGarciaAlves/elasticsearch,jchampion/elasticsearch,scottsom/elasticsearch,winstonewert/elasticsearch,mapr/elasticsearch,fforbeck/elasticsearch,nilabhsagar/elasticsearch,Stacey-Gammon/elasticsearch,strapdata/elassandra,scorpionvicky/elasticsearch,lks21c/elasticsearch,coding0011/elasticsearch,LeoYao/elasticsearch,sneivandt/elasticsearch,sreeramjayan/elasticsearch,jchampion/elasticsearch,nezirus/elasticsearch,jbertouch/elasticsearch,LewayneNaidoo/elasticsearch,zkidkid/elasticsearch,dpursehouse/elasticsearch,fernandozhu/elasticsearch,nezirus/elasticsearch,rlugojr/elasticsearch,trangvh/elasticsearch,geidies/elasticsearch,ricardocerq/elasticsearch,pozhidaevak/elasticsearch,ZTE-PaaS/elasticsearch,pozhidaevak/elasticsearch,glefloch/elasticsearch,obourgain/elasticsearch,MaineC/elasticsearch,naveenhooda2000/elasticsearch,cwurm/elasticsearch,HonzaKral/elasticsearch,mmaracic/elasticsearch,pozhidaevak/elasticsearch,i-am-Nathan/elasticsearch,mohit/elasticsearch,liweinan0423/elasticsearch,wangtuo/elasticsearch,palecur/elasticsearch,Stacey-Gammon/elasticsearch,bawse/elasticsearch,wangtuo/elasticsearch,clintongormley/elasticsearch,vroyer/elasticassandra,clintongormley/elasticsearch,coding0011/elasticsearch,winstonewert/elasticsearch,kalimatas/elasticsearch,fred84/elasticsearch,wuranbo/elasticsearch,wenpos/elasticsearch,wuranbo/elasticsearch,sneivandt/elasticsearch,zkidkid/elasticsearch,elasticdog/elasticsearch,awislowski/elasticsearch,avikurapati/elasticsearch,avikurapati/elasticsearch,nknize/elasticsearch,mmaracic/elasticsearch,maddin2016/elasticsearch,fred84/elasticsearch,uschindler/elasticsearch,a2lin/elasticsearch,mapr/elasticsearch,HonzaKral/elasticsearch,myelin/elasticsearch,jprante/elasticsearch,Helen-Zhao/elasticsearch,gfyoung/elasticsearch,ZTE-PaaS/elasticsearch,episerver/elasticsearch,elasticdog/elasticsearch,gfyoung/elasticsearch,gingerwizard/elasticsearch,LeoYao/elasticsearch,zkidkid/elasticsearch,IanvsPoplicola/elasticsearch,brandonkearby/elasticsearch,sneivandt/elasticsearch,Shepard1212/elasticsearch,winstonewert/elasticsearch,jbertouch/elasticsearch,njlawton/elasticsearch,cwurm/elasticsearch,robin13/elasticsearch,qwerty4030/elasticsearch,robin13/elasticsearch,alexshadow007/elasticsearch,camilojd/elasticsearch,i-am-Nathan/elasticsearch,JackyMai/elasticsearch,cwurm/elasticsearch,fernandozhu/elasticsearch,Stacey-Gammon/elasticsearch,ThiagoGarciaAlves/elasticsearch,StefanGor/elasticsearch,sreeramjayan/elasticsearch,mikemccand/elasticsearch,scorpionvicky/elasticsearch,ESamir/elasticsearch,coding0011/elasticsearch,spiegela/elasticsearch,fred84/elasticsearch,strapdata/elassandra5-rc,dpursehouse/elasticsearch,markharwood/elasticsearch,vroyer/elasticassandra,yanjunh/elasticsearch,scottsom/elasticsearch,henakamaMSFT/elasticsearch,LewayneNaidoo/elasticsearch,fforbeck/elasticsearch,MisterAndersen/elasticsearch,jbertouch/elasticsearch,nezirus/elasticsearch,C-Bish/elasticsearch,C-Bish/elasticsearch,cwurm/elasticsearch,camilojd/elasticsearch,MaineC/elasticsearch,yynil/elasticsearch,markwalkom/elasticsearch,fernandozhu/elasticsearch,rlugojr/elasticsearch,C-Bish/elasticsearch,alexshadow007/elasticsearch,JervyShi/elasticsearch,mortonsykes/elasticsearch,girirajsharma/elasticsearch,sreeramjayan/elasticsearch,geidies/elasticsearch,jimczi/elasticsearch,a2lin/elasticsearch,nknize/elasticsearch,glefloch/elasticsearch,alexshadow007/elasticsearch,artnowo/elasticsearch,avikurapati/elasticsearch,spiegela/elasticsearch,pozhidaevak/elasticsearch,gingerwizard/elasticsearch,ThiagoGarciaAlves/elasticsearch,jchampion/elasticsearch,StefanGor/elasticsearch,mjason3/elasticsearch,njlawton/elasticsearch,glefloch/elasticsearch,girirajsharma/elasticsearch,nilabhsagar/elasticsearch,kalimatas/elasticsearch,nilabhsagar/elasticsearch,qwerty4030/elasticsearch,Shepard1212/elasticsearch,robin13/elasticsearch,sreeramjayan/elasticsearch,JervyShi/elasticsearch,rlugojr/elasticsearch,markharwood/elasticsearch,njlawton/elasticsearch,davidvgalbraith/elasticsearch,njlawton/elasticsearch,rlugojr/elasticsearch,mortonsykes/elasticsearch,episerver/elasticsearch,dongjoon-hyun/elasticsearch,cwurm/elasticsearch,qwerty4030/elasticsearch,JSCooke/elasticsearch,masaruh/elasticsearch,girirajsharma/elasticsearch,Shepard1212/elasticsearch,wenpos/elasticsearch,strapdata/elassandra5-rc,avikurapati/elasticsearch,nknize/elasticsearch,masaruh/elasticsearch,naveenhooda2000/elasticsearch,strapdata/elassandra5-rc,liweinan0423/elasticsearch,GlenRSmith/elasticsearch,obourgain/elasticsearch,avikurapati/elasticsearch,JackyMai/elasticsearch,kalimatas/elasticsearch,markharwood/elasticsearch,yynil/elasticsearch,episerver/elasticsearch,umeshdangat/elasticsearch,elasticdog/elasticsearch,elasticdog/elasticsearch,ESamir/elasticsearch,strapdata/elassandra5-rc,jprante/elasticsearch,nazarewk/elasticsearch,camilojd/elasticsearch,IanvsPoplicola/elasticsearch,scorpionvicky/elasticsearch,sreeramjayan/elasticsearch,mapr/elasticsearch,nknize/elasticsearch,scorpionvicky/elasticsearch,episerver/elasticsearch,ZTE-PaaS/elasticsearch,tebriel/elasticsearch,diendt/elasticsearch,ZTE-PaaS/elasticsearch,jimczi/elasticsearch,nomoa/elasticsearch,vroyer/elassandra,nilabhsagar/elasticsearch,shreejay/elasticsearch,gmarz/elasticsearch,ESamir/elasticsearch,obourgain/elasticsearch,jimczi/elasticsearch,rajanm/elasticsearch,vroyer/elasticassandra,fred84/elasticsearch,StefanGor/elasticsearch,markwalkom/elasticsearch,LeoYao/elasticsearch,JackyMai/elasticsearch,fforbeck/elasticsearch,mjason3/elasticsearch,henakamaMSFT/elasticsearch,scorpionvicky/elasticsearch,artnowo/elasticsearch,robin13/elasticsearch,geidies/elasticsearch,markwalkom/elasticsearch,dongjoon-hyun/elasticsearch,a2lin/elasticsearch,markharwood/elasticsearch,vroyer/elassandra,JackyMai/elasticsearch,artnowo/elasticsearch,qwerty4030/elasticsearch,wenpos/elasticsearch,mohit/elasticsearch,dongjoon-hyun/elasticsearch,ricardocerq/elasticsearch,fernandozhu/elasticsearch,GlenRSmith/elasticsearch,JSCooke/elasticsearch,clintongormley/elasticsearch,mikemccand/elasticsearch,palecur/elasticsearch,tebriel/elasticsearch,maddin2016/elasticsearch,C-Bish/elasticsearch,jimczi/elasticsearch,geidies/elasticsearch,maddin2016/elasticsearch,qwerty4030/elasticsearch,JervyShi/elasticsearch,xuzha/elasticsearch,rajanm/elasticsearch,shreejay/elasticsearch,mapr/elasticsearch,fernandozhu/elasticsearch,a2lin/elasticsearch,palecur/elasticsearch,mortonsykes/elasticsearch,rlugojr/elasticsearch,clintongormley/elasticsearch,jchampion/elasticsearch,scottsom/elasticsearch,JSCooke/elasticsearch,yanjunh/elasticsearch,trangvh/elasticsearch,girirajsharma/elasticsearch,IanvsPoplicola/elasticsearch,LeoYao/elasticsearch,mortonsykes/elasticsearch,yynil/elasticsearch,uschindler/elasticsearch,ESamir/elasticsearch,LewayneNaidoo/elasticsearch,JackyMai/elasticsearch,geidies/elasticsearch,maddin2016/elasticsearch,GlenRSmith/elasticsearch,umeshdangat/elasticsearch,mmaracic/elasticsearch,sreeramjayan/elasticsearch,myelin/elasticsearch,MisterAndersen/elasticsearch,artnowo/elasticsearch,gmarz/elasticsearch,gmarz/elasticsearch,jchampion/elasticsearch,davidvgalbraith/elasticsearch,jprante/elasticsearch,jbertouch/elasticsearch,girirajsharma/elasticsearch,StefanGor/elasticsearch,shreejay/elasticsearch,Stacey-Gammon/elasticsearch,markwalkom/elasticsearch,lks21c/elasticsearch,bawse/elasticsearch,s1monw/elasticsearch,awislowski/elasticsearch,girirajsharma/elasticsearch,ESamir/elasticsearch,mmaracic/elasticsearch,xuzha/elasticsearch,MisterAndersen/elasticsearch,wangtuo/elasticsearch,Shepard1212/elasticsearch,winstonewert/elasticsearch,uschindler/elasticsearch,mortonsykes/elasticsearch,coding0011/elasticsearch,MaineC/elasticsearch,fforbeck/elasticsearch,henakamaMSFT/elasticsearch,i-am-Nathan/elasticsearch,mohit/elasticsearch,naveenhooda2000/elasticsearch,wuranbo/elasticsearch,rajanm/elasticsearch,lks21c/elasticsearch,trangvh/elasticsearch,yanjunh/elasticsearch,masaruh/elasticsearch,brandonkearby/elasticsearch,nazarewk/elasticsearch,GlenRSmith/elasticsearch,nazarewk/elasticsearch,alexshadow007/elasticsearch,liweinan0423/elasticsearch,ThiagoGarciaAlves/elasticsearch,geidies/elasticsearch,wenpos/elasticsearch,lks21c/elasticsearch,elasticdog/elasticsearch,a2lin/elasticsearch,gmarz/elasticsearch,zkidkid/elasticsearch,awislowski/elasticsearch,wenpos/elasticsearch,xuzha/elasticsearch,s1monw/elasticsearch,nazarewk/elasticsearch,camilojd/elasticsearch,Helen-Zhao/elasticsearch,glefloch/elasticsearch,tebriel/elasticsearch,liweinan0423/elasticsearch,spiegela/elasticsearch,henakamaMSFT/elasticsearch,masaruh/elasticsearch,bawse/elasticsearch,C-Bish/elasticsearch,mikemccand/elasticsearch,MaineC/elasticsearch,markharwood/elasticsearch,henakamaMSFT/elasticsearch,palecur/elasticsearch,jprante/elasticsearch,davidvgalbraith/elasticsearch,diendt/elasticsearch,myelin/elasticsearch,umeshdangat/elasticsearch,strapdata/elassandra,Helen-Zhao/elasticsearch,xuzha/elasticsearch,ricardocerq/elasticsearch,nknize/elasticsearch,nomoa/elasticsearch,gmarz/elasticsearch,s1monw/elasticsearch,nomoa/elasticsearch,bawse/elasticsearch,JSCooke/elasticsearch,GlenRSmith/elasticsearch,strapdata/elassandra,wangtuo/elasticsearch,lks21c/elasticsearch,gfyoung/elasticsearch,brandonkearby/elasticsearch,Stacey-Gammon/elasticsearch,vroyer/elassandra,wuranbo/elasticsearch,nomoa/elasticsearch,Helen-Zhao/elasticsearch,mikemccand/elasticsearch,LeoYao/elasticsearch,nezirus/elasticsearch,obourgain/elasticsearch,mapr/elasticsearch,JSCooke/elasticsearch,markwalkom/elasticsearch,mikemccand/elasticsearch,mjason3/elasticsearch,ThiagoGarciaAlves/elasticsearch,mohit/elasticsearch,liweinan0423/elasticsearch,Helen-Zhao/elasticsearch,dongjoon-hyun/elasticsearch,gingerwizard/elasticsearch,scottsom/elasticsearch,camilojd/elasticsearch,yanjunh/elasticsearch,brandonkearby/elasticsearch,i-am-Nathan/elasticsearch,scottsom/elasticsearch,JervyShi/elasticsearch,robin13/elasticsearch,tebriel/elasticsearch,zkidkid/elasticsearch,mmaracic/elasticsearch,wangtuo/elasticsearch,fred84/elasticsearch,dpursehouse/elasticsearch,gingerwizard/elasticsearch,brandonkearby/elasticsearch,LewayneNaidoo/elasticsearch,bawse/elasticsearch,jchampion/elasticsearch,jbertouch/elasticsearch,clintongormley/elasticsearch,diendt/elasticsearch,pozhidaevak/elasticsearch,yynil/elasticsearch,obourgain/elasticsearch,xuzha/elasticsearch,episerver/elasticsearch,jimczi/elasticsearch,spiegela/elasticsearch,naveenhooda2000/elasticsearch,strapdata/elassandra,naveenhooda2000/elasticsearch,maddin2016/elasticsearch,fforbeck/elasticsearch,yynil/elasticsearch,rajanm/elasticsearch,shreejay/elasticsearch,myelin/elasticsearch,JervyShi/elasticsearch,rajanm/elasticsearch,rajanm/elasticsearch,JervyShi/elasticsearch,mjason3/elasticsearch,glefloch/elasticsearch,sneivandt/elasticsearch,camilojd/elasticsearch,shreejay/elasticsearch,MaineC/elasticsearch,trangvh/elasticsearch,awislowski/elasticsearch,njlawton/elasticsearch,s1monw/elasticsearch,gingerwizard/elasticsearch,LeoYao/elasticsearch,wuranbo/elasticsearch,masaruh/elasticsearch,diendt/elasticsearch,MisterAndersen/elasticsearch,clintongormley/elasticsearch,nilabhsagar/elasticsearch,markwalkom/elasticsearch,nazarewk/elasticsearch,awislowski/elasticsearch,ZTE-PaaS/elasticsearch,tebriel/elasticsearch,gingerwizard/elasticsearch,winstonewert/elasticsearch,myelin/elasticsearch,IanvsPoplicola/elasticsearch,ricardocerq/elasticsearch,spiegela/elasticsearch,tebriel/elasticsearch,IanvsPoplicola/elasticsearch,davidvgalbraith/elasticsearch,mjason3/elasticsearch,trangvh/elasticsearch,yynil/elasticsearch,dpursehouse/elasticsearch,coding0011/elasticsearch,yanjunh/elasticsearch,ESamir/elasticsearch,diendt/elasticsearch,strapdata/elassandra,LeoYao/elasticsearch,mmaracic/elasticsearch,s1monw/elasticsearch,sneivandt/elasticsearch,kalimatas/elasticsearch,mapr/elasticsearch,xuzha/elasticsearch,LewayneNaidoo/elasticsearch,Shepard1212/elasticsearch,HonzaKral/elasticsearch,gingerwizard/elasticsearch,HonzaKral/elasticsearch,gfyoung/elasticsearch,alexshadow007/elasticsearch,gfyoung/elasticsearch,umeshdangat/elasticsearch,artnowo/elasticsearch,diendt/elasticsearch,nomoa/elasticsearch,strapdata/elassandra5-rc,uschindler/elasticsearch,jprante/elasticsearch,MisterAndersen/elasticsearch,mohit/elasticsearch,dpursehouse/elasticsearch