Documentation: Clearify Space quota section
Documentation: Clearify Space quota section

Signed-off-by: Geoff Levand <c3918f39022407dee6a0056ceca9b1aa80e8e4ce@infradead.org>

ajityagaty/etcd,rnaveiras/etcd,mickep76/etcd,CrazyJvm/etcd,a-robinson/etcd,luxas/etcd,bdarnell/etcd,fanminshi/etcd,cockroachdb/etcd,ravigadde/etcd,insequent/etcd,a-robinson/etcd,endocode/etcd,etcd-io/etcd,akauppi/etcd,cockroachdb/etcd,ravigadde/etcd,sinsharat/etcd,jlamillan/etcd,yudai/etcd,tguangch/etcd,bluebreezecf/etcd,etcd-io/etcd,nekto0n/etcd,etcd-io/etcd,zaphod-concur/etcd,li-ang/etcd,ajityagaty/etcd,jlamillan/etcd,mqliang/etcd,joshix/etcd,lumjjb/etcd,coreos/etcd,rchicoli/etcd,ajityagaty/etcd,luxas/etcd,armstrongli/etcd,vimalk78/etcd,mkumatag/etcd,OyTao/etcd_learning,gyuho/etcd,heyitsanthony/etcd,handsomesun/etcd,lorneli/etcd,handsomesun/etcd,fanminshi/etcd,lorneli/etcd,rnaveiras/etcd,nekto0n/etcd,gyuho/etcd,glevand/coreos--etcd,xiang90/etcd,bluebreezecf/etcd,sinsharat/etcd,whuwxl/etcd,bdarnell/etcd,whuwxl/etcd,mqliang/etcd,sebrandon1/etcd,endocode/etcd,visheshnp/etcd,akauppi/etcd,li-ang/etcd,vimalk78/etcd,hongchaodeng/etcd,coreos/etcd,tguangch/etcd,zaphod-concur/etcd,lumjjb/etcd,dannysauer/etcd,mqliang/etcd,qqsun8819/etcd,xiang90/etcd,plasticbox/etcd,sebrandon1/etcd,YuleiXiao/etcd,insequent/etcd,CrazyJvm/etcd,plasticbox/etcd,hongchaodeng/etcd,armstrongli/etcd,heyitsanthony/etcd,mkumatag/etcd,joshix/etcd,rnaveiras/etcd,rchicoli/etcd,glevand/coreos--etcd,qqsun8819/etcd,yudai/etcd,mickep76/etcd,OyTao/etcd_learning,YuleiXiao/etcd,dannysauer/etcd,visheshnp/etcd,mkumatag/etcd