Cardano Node 11.1.2

It’s upgrade time. From the release notes:

Cardano-node 11.1.2 optimizes memory usage in time lock scripts.

There is a slight increase in memory usage compared to node version 11.0.1 when syncing, but significantly less than the regression in 11.1.0.

We sat out 11.1.0 and 11.1.1 on account of that regression. This one is a small ledger change, it came through our own testing without complaint, and our pools are now on it.