allow for plugins that are not enabled by default to be included in an execution plan
allow for plugins that are not enabled by default to be included in an execution plan

git-svn-id: e7d6bde23f017c9ff4efd468d79d66def666766b@13013 eae3c2d3-9b19-0410-a86e-396b6ccb6ab3

spotbugs/spotbugs,sewe/spotbugs,johnscancella/spotbugs,spotbugs/spotbugs,spotbugs/spotbugs,spotbugs/spotbugs,johnscancella/spotbugs,KengoTODA/spotbugs,johnscancella/spotbugs,sewe/spotbugs,KengoTODA/spotbugs,spotbugs/spotbugs,KengoTODA/spotbugs,KengoTODA/spotbugs,johnscancella/spotbugs,sewe/spotbugs,sewe/spotbugs