Change a function's argument name to be more reflective of the meaning.
Change a function's argument name to be more reflective of the
meaning.

* contrib/client-side/svnmerge.py
  (url_to_rlpath):
    Rename the function's argument from 'dir' to 'url' to reflect that
      a URL is passed in.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@858638 13f79535-47bb-0310-9956-ffa450edef68

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