column-map in tech.ml.dataset is renamed starting from beta39

[genmeblog]

"Renamed column-map to column-name->column-map"

Be careful when upgrading to the newest tech.ml.dataset

[daslu]

Updated the deps versions, with the adaptation you suggested.
6d32002
All tests pass.

Deployed this to the "BETA-11-SNAPSHOT" version.

[daslu]

Closing this as this was fixed in "BETA-11".