When determining 'hidden' status allow for SVN_EXPERIMENTAL_COPY which correctly copies excluded nodes into WORKING_NODE not BASE_NODE.
When determining 'hidden' status allow for SVN_EXPERIMENTAL_COPY which
correctly copies excluded nodes into WORKING_NODE not BASE_NODE.

* subversion/libsvn_wc/wc_db.c
  (svn_wc__db_node_hidden): Allow for excluded in WORKING_NODE.

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