Bug 590364, backout, keep the old MD5 signature default for 3.13.x, r=rrelyea
Bug 590364, backout, keep the old MD5 signature default for 3.13.x, r=rrelyea

thespooler/nss,thespooler/nss,thespooler/nss,thespooler/nss,thespooler/nss,thespooler/nss,thespooler/nss