Fixed h2 directory docs
Updated 3.8.5 release notes
Added 3.8.4 release notes
Added 3.8.3 release notes
Added 3.8.2 release notes
Performing 3.8.1 release
[maven-release-plugin] copy for tag liquibase-parent-3.8.0
[maven-release-plugin] copy for tag liquibase-parent-3.7.0
[maven-release-plugin] copy for tag liquibase-parent-3.6.3
[maven-release-plugin] copy for tag liquibase-parent-3.6.2