There is a bug in 2.0.0 and below which does not execute external SQL files due to this bug https://liquibase.jira.com/browse/CORE-662
Yes, the upgrade does make sense.
By just reading http://www.liquibase.org/v3_upgrade.html I don’t see any serious compatibility issues, but as always we may discover some once we do the change. At least we don’t use runOnChange…
The best version of platform would be 2.1.0.