OTP application resource file, in the key 'vsn' (EJAB-657)
* src/ejabberd.hrl: The macro VERSION now consults the ejabberd
application key vsn
* src/configure.erl: Load the ejabberd application description
* doc/Makefile: Read ejabberd version from ejabberd.app vsn
* doc/api/Makefile: Likewise
SVN Revision: 1361