Add release plugin
Add release plugin

antonbogdanovich/grailsflow-core-plugin,jCatalog/grailsflow-core-plugin,jCatalog/grailsflow-core-plugin,liling/grailsflow-core-plugin,liling/grailsflow-core-plugin,gaolei8888/pvworkflow,antonbogdanovich/grailsflow-core-plugin,gaolei8888/pvworkflow