Allow transient actions to be passed through the trigger to the job to be

executed.

This will be used by the post-commit hook in the Subversion plugin to specify
the revision to check out at.



git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@34157 71c3de6d-444a-0410-be80-ed276b4c234a