Make a cat helper function a bit more useful, but returning a normalizing stream, rather than doing the stream copy internally.  The utility is not yet implemented, but will be shortly.
Make a cat helper function a bit more useful, but returning a normalizing
stream, rather than doing the stream copy internally.  The utility is not
yet implemented, but will be shortly.

* subversion/libsvn_client/cat.c
  (cat_local_file): Return a normalizing stream, rather than doing the 
    stream copy internally.
  (svn_client_cat2): Update caller, by doing the stream copy here.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@961061 13f79535-47bb-0310-9956-ffa450edef68

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