Expand/fix r907788, so that the even Righter Thing is done.
Expand/fix r907788, so that the even Righter Thing is done.

* subversion/bindings/swig/include/proxy.swg:
  (_copy_metadata): Rename to _copy_metadata_deep, add a docstring and fix
   a silly bug in the dict branch.
  (_assert_valid_deep): New function.
  (<proxy>.__getattr__): Use the new names/functions.



git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@908275 13f79535-47bb-0310-9956-ffa450edef68

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