* subversion/libsvn_client/copy.c (wc_to_wc_copy):  Prevent empty parent path.
* subversion/libsvn_client/copy.c (wc_to_wc_copy):  Prevent empty parent path.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion