* subversion/libsvn_diff/diff_tree.c
  (includes): Add svn_io.h.
  (copy_as_changed_file_added): Produce a real boolean telling whether the
    file is modified.


git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1446329 13f79535-47bb-0310-9956-ffa450edef68