* tools/dist/backport.pl: Untested fix to accommodate branch-only entries.
* tools/dist/backport.pl: Untested fix to accommodate branch-only entries.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion