[maven-release-plugin] copy for tag mapdb-3.0.0-RC1

[maven-release-plugin] copy for tag mapdb-3.0.0-beta5

[maven-release-plugin] copy for tag mapdb-3.0.0-beta4

[maven-release-plugin] copy for tag mapdb-3.0.0-beta3

[maven-release-plugin] copy for tag mapdb-3.0.0-beta2

[maven-release-plugin] copy for tag mapdb-3.0.0-beta1

[maven-release-plugin] copy for tag mapdb-3.0.0-M6

[maven-release-plugin] copy for tag mapdb-3.0.0-M5

[maven-release-plugin] copy for tag mapdb-3.0.0-M4

[maven-release-plugin] copy for tag mapdb-3.0.0-M3