auth: sort key permissions of role struct for effective searching
auth: sort key permissions of role struct for effective searching

sofuture/etcd,zaphod-concur/etcd,chipironcin/etcd,rnaveiras/etcd,rnaveiras/etcd,linuxcer/etcd,handsomesun/etcd,fanminshi/etcd,coreos/etcd,cockroachdb/etcd,purpleidea/etcd,westhood/etcd,gyuho/etcd,yudai/etcd,sinsharat/etcd,zaphod-concur/etcd,sinsharat/etcd,glevand/coreos--etcd,wantonsolutions/dinv-etcd,qqsun8819/etcd,jonboulle/etcd,joshix/etcd,mickep76/etcd,armstrongli/etcd,nekto0n/etcd,hongchaodeng/etcd,OyTao/etcd_learning,ravigadde/etcd,plasticbox/etcd,xiang90/etcd,hongchaodeng/etcd,tguangch/etcd,rnaveiras/etcd,linuxcer/etcd,nekto0n/etcd,bluebreezecf/etcd,wantonsolutions/dinv-etcd,ajityagaty/etcd,endocode/etcd,glevand/coreos--etcd,luxas/etcd,whuwxl/etcd,ajityagaty/etcd,jlamillan/etcd,mkumatag/etcd,visheshnp/etcd,xiang90/etcd,chipironcin/etcd,bdarnell/etcd,insequent/etcd,mqliang/etcd,etcd-io/etcd,dannysauer/etcd,a-robinson/etcd,lumjjb/etcd,handsomesun/etcd,mqliang/etcd,armstrongli/etcd,YuleiXiao/etcd,luxas/etcd,mkumatag/etcd,qqsun8819/etcd,insequent/etcd,a-robinson/etcd,vimalk78/etcd,vimalk78/etcd,achanda/etcd,CrazyJvm/etcd,visheshnp/etcd,glycerine/etcd,ravigadde/etcd,mkumatag/etcd,purpleidea/etcd,akauppi/etcd,etcd-io/etcd,jlamillan/etcd,heyitsanthony/etcd,achanda/etcd,ajityagaty/etcd,swingbach/etcd,lorneli/etcd,sebrandon1/etcd,mickep76/etcd,rchicoli/etcd,rchicoli/etcd,cockroachdb/etcd,lumjjb/etcd,dnaeon/etcd,plasticbox/etcd,swingbach/etcd,StorReduce/etcd,bluebreezecf/etcd,StorReduce/etcd,fanminshi/etcd,etcd-io/etcd,li-ang/etcd,gyuho/etcd,endocode/etcd,glycerine/etcd,sofuture/etcd,tguangch/etcd,joshix/etcd,OyTao/etcd_learning,akauppi/etcd,ktateish/etcd,lorneli/etcd,dannysauer/etcd,whuwxl/etcd,westhood/etcd,li-ang/etcd,yudai/etcd,dnaeon/etcd,ktateish/etcd,sebrandon1/etcd,heyitsanthony/etcd,YuleiXiao/etcd,bdarnell/etcd,wantonsolutions/dinv-etcd,mqliang/etcd,CrazyJvm/etcd,coreos/etcd,jonboulle/etcd