[maven-release-plugin] copy for tag javamelody-core-1.56.0

[maven-release-plugin] copy for tag javamelody-core-1.55.0

[maven-release-plugin] copy for tag javamelody-core-1.54.0

[maven-release-plugin] copy for tag javamelody-core-1.53.0

[maven-release-plugin] copy for tag javamelody-core-1.52.0

[maven-release-plugin] copy for tag javamelody-core-1.51.0

[maven-release-plugin] copy for tag javamelody-core-1.50.0

[maven-release-plugin] copy for tag javamelody-core-1.49.0

[maven-release-plugin] copy for tag javamelody-core-1.48.0

[maven-release-plugin] copy for tag javamelody-core-1.47.0