[maven-release-plugin] copy for tag core.cache-0.6.4

[maven-release-plugin] copy for tag core.cache-0.6.3

[maven-release-plugin] copy for tag core.cache-0.6.2

[maven-release-plugin] copy for tag core.cache-0.6.1

[maven-release-plugin] copy for tag core.cache-0.6.0

[maven-release-plugin] copy for tag core.cache-0.5.0