Make the swig bindings work in a post-ra-serf world.
Make the swig bindings work in a post-ra-serf world.

* subversion/bindings/swig/svn_ra.i: Add a %ignore for svn_ra_serf_init,
  just like we do for ra_dav, ra_svn, and ra_local.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@858330 13f79535-47bb-0310-9956-ffa450edef68

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