Make 'svn mergeinfo' print relative repository paths instead of full URLs when displaying merge sources.
Make 'svn mergeinfo' print relative repository paths instead of full
URLs when displaying merge sources.

* subversion/svn/mergeinfo-cmd.c
  (relative_path): New helper function.
  (svn_cl__mergeinfo): Print relative repository paths instead of full URLs.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@866780 13f79535-47bb-0310-9956-ffa450edef68

wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion