Happy New Year!

* NOTICE: Bump copyright year to 2014.

* subversion/libsvn_subr/version.c
  (svn_version_extended): Bump copyright year to 2014.


git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1555403 13f79535-47bb-0310-9956-ffa450edef68