rrepair, hfs_plain: switch to SHA1 for a better distribution
rrepair, hfs_plain: switch to SHA1 for a better distribution

scalaris-team/scalaris,scalaris-team/scalaris,scalaris-team/scalaris,scalaris-team/scalaris,scalaris-team/scalaris,scalaris-team/scalaris,scalaris-team/scalaris,scalaris-team/scalaris