* subversion/include/svn_wc.h
  (svn_wc_get_changelists): Add a doc string, modeled on the doc string of
    the wrapper function svn_client_get_changelists().

git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1621945 13f79535-47bb-0310-9956-ffa450edef68