Perl bindings: make svn_ra_do_{update,switch,status} work.
Perl bindings: make svn_ra_do_{update,switch,status} work.

* swig/svn_delta.i: 
  Wrap update_editor, switch_editor, and status_editor.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@862385 13f79535-47bb-0310-9956-ffa450edef68

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