Emit log messages instead of writing `version_history` table

[gracecodes144]

This will have to be custom per DBMS. Here's the relevant pgsql page.

[murphyke]

Since version_history is deprecated, I'm not making a separate ticket, but the dms_version column is not big enough to hold the latest version numbers.

[gracecodes144]

Oh, that's a problem. Thanks.