Revert "temporarily remove the backups/snapshots links until write a new system based on nfs mounting of snapshots"
Revert "temporarily remove the backups/snapshots links until write a new system based on nfs mounting of snapshots"

This reverts commit 9390ebac4078a650d2d630ab9207d19996fe6b6f.

DrXyzzy/smc,DrXyzzy/smc,sagemathinc/smc,tscholl2/smc,DrXyzzy/smc,sagemathinc/smc,tscholl2/smc,tscholl2/smc,sagemathinc/smc,tscholl2/smc,sagemathinc/smc,tscholl2/smc,DrXyzzy/smc