Released groovy-eclipse-batch2.1.3
Remove remaining groovy classes from Groovy-Eclipse non-test plugins.

Reason is memory related.  See https://jira.codehaus.org/browse/GRECLIPSE-1633?focusedCommentId=325664&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-325664