[maven-release-plugin] copy for tag DDLGenerator-2.2.1

[maven-release-plugin] copy for tag DDLGenerator-2.0.6

[maven-release-plugin] copy for tag DDLGenerator-2.0.5

[maven-release-plugin] copy for tag DDLGenerator-2.0.4

[maven-release-plugin] copy for tag DDLGenerator-2.0.3

[maven-release-plugin] copy for tag DDLGenerator-2.0.2

[maven-release-plugin] copy for tag DDLGenerator-2.0.1