Resolve issue #2911: post-revprop-change template references non-existing script name.
Resolve issue #2911: post-revprop-change template references non-existing
script name.

* subversion/libsvn_repos/repos.c
  (create_hooks): Replace reference to propchange-email.pl with
   commit-email.pl because the former was removed in r19331.

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