snap: Do not complain about db file.
snap: Do not complain about db file.

Currently the snapshotter throws a warning if a file without the
.snap suffix is found. Fix it to allow known files to exist in
the snap folder.

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