Initialized merge tracking via "svnmerge" with revisions "1-23070" from

https://www.dev.java.net/svn/hudson/branches/multiple-update-sources


git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@23325 71c3de6d-444a-0410-be80-ed276b4c234a