* tools/dist/backport.pl   (handle_entry): Don't offer a subshell if no merge was done.
* tools/dist/backport.pl
  (handle_entry): Don't offer a subshell if no merge was done.

git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1471525 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion