add version info to build.xml and create a properties file containing:
#This file is automatically generated - DO NOT EDIT
#Sun Nov 07 19:32:13 EST 2010
version=<version>:<svn version>
builder=<whoami>
system=<uname>
buildtime=<date time>
build=<svnversion>
Server and App will read properties file and log the version number
done