Allow memstore instances to be started empty
Allow memstore instances to be started empty

This allows easier debugging of web UI problem.

samanalysis/cayley,pombredanne/cayley,bashtian/cayley,1d4Nf6/cayley,ominux/cayley,zorojean/cayley,barakmich/cayley,sayden/cayley,OrenBochman/cayley,mjolk/cayley,zorojean/cayley,agupta666/cayley,dushmis/cayley,sdaros/cayley,beni55/cayley,1d4Nf6/cayley,drhodes/cayley,googlearchive/cayley,kortschak/cayley,dushmis/cayley,panamafrancis/cayley,posenhuang/cayley,OrenBochman/cayley,ominux/cayley,azylman/cayley,LAlbertalli/cayley,pombredanne/cayley,hiteshjoshi/cayley,jacobxk/cayley,1d4Nf6/cayley,Kavec/cayley,kortschak/cayley,karabijavad/cayley,jacobxk/cayley,kortschak/cayley,skynet/cayley,karabijavad/cayley,sayden/cayley,HomeMango0310/cayley,skynet/cayley,abhishekgahlot/cayley,dtkav/cayley,samanalysis/cayley,cayleygraph/cayley,posenhuang/cayley,mjolk/cayley,sayden/cayley,h4ck3rm1k3/cayley,tmlbl/cayley,barakmich/cayley,panamafrancis/cayley,kortschak/cayley,zorojean/cayley,drhodes/cayley,sayden/cayley,skynet/cayley,Kavec/cayley,Kavec/cayley,abhishekgahlot/cayley,LAlbertalli/cayley,bashtian/cayley,beni55/cayley,OrenBochman/cayley,mjolk/cayley,googlearchive/cayley,googlearchive/cayley,deskr/cayley,barakmich/cayley,gmbuell/cayley,azylman/cayley,gmbuell/cayley,mjolk/cayley,praisondani/cayley,deskr/cayley,praisondani/cayley,praisondani/cayley,agupta666/cayley,praisondani/cayley,dushmis/cayley,drhodes/cayley,skynet/cayley,karabijavad/cayley,panamafrancis/cayley,OrenBochman/cayley,jzelinskie/cayley,1d4Nf6/cayley,bashtian/cayley,karabijavad/cayley,tmlbl/cayley,LAlbertalli/cayley,deskr/cayley,deskr/cayley,samanalysis/cayley,beni55/cayley,zorojean/cayley,abhishekgahlot/cayley,gmbuell/cayley,azylman/cayley,dtkav/cayley,HomeMango0310/cayley,dtkav/cayley,ominux/cayley,dushmis/cayley,jzelinskie/cayley,hiteshjoshi/cayley,hiteshjoshi/cayley,sdaros/cayley,azylman/cayley,drhodes/cayley,barakmich/cayley,h4ck3rm1k3/cayley,ominux/cayley,cayleygraph/cayley,tmlbl/cayley,gmbuell/cayley,jzelinskie/cayley,panamafrancis/cayley,posenhuang/cayley,sdaros/cayley,jzelinskie/cayley,samanalysis/cayley,pombredanne/cayley,jacobxk/cayley,jacobxk/cayley,h4ck3rm1k3/cayley,sdaros/cayley,HomeMango0310/cayley,dtkav/cayley,agupta666/cayley,abhishekgahlot/cayley,beni55/cayley,h4ck3rm1k3/cayley,Kavec/cayley,HomeMango0310/cayley,h4ck3rm1k3/cayley,barakmich/cayley,deskr/cayley,LAlbertalli/cayley,googlearchive/cayley,tmlbl/cayley,agupta666/cayley,posenhuang/cayley,hiteshjoshi/cayley,kortschak/cayley,pombredanne/cayley