Fixed a printout issue with scripts/runIndexScalability.sh
Fixed a printout issue with scripts/runIndexScalability.sh

utah-scs/RAMCloud,SMatsushi/RAMCloud,rstutsman/RAMCloud,SMatsushi/RAMCloud,utah-scs/RAMCloud,matrix207/RAMCloud,QingkaiLu/RAMCloud,QingkaiLu/RAMCloud,alexandermerritt/ramcloud,alexandermerritt/ramcloud,jblomer/ramcloud,anirajk/RAMCloud,alexandermerritt/ramcloud,matrix207/RAMCloud,utah-scs/RAMCloud,matrix207/RAMCloud,alexandermerritt/ramcloud,QingkaiLu/RAMCloud,rstutsman/RAMCloud,utah-scs/RAMCloud,utah-scs/RAMCloud,jblomer/ramcloud,utah-scs/RAMCloud,SMatsushi/RAMCloud,matrix207/RAMCloud,anirajk/RAMCloud,anirajk/RAMCloud,QingkaiLu/RAMCloud,alexandermerritt/ramcloud,anirajk/RAMCloud,anirajk/RAMCloud,rstutsman/RAMCloud,rstutsman/RAMCloud,anirajk/RAMCloud,matrix207/RAMCloud,matrix207/RAMCloud,jblomer/ramcloud,QingkaiLu/RAMCloud,SMatsushi/RAMCloud,jblomer/ramcloud,rstutsman/RAMCloud,QingkaiLu/RAMCloud,jblomer/ramcloud,SMatsushi/RAMCloud,rstutsman/RAMCloud,alexandermerritt/ramcloud,jblomer/ramcloud,SMatsushi/RAMCloud