Added documentation for property lookup.  Thanks to Bill Boland. http://issues.apache.org/bugzilla/show_bug.cgi?id=10455
Added documentation for property lookup.  Thanks to Bill Boland.
http://issues.apache.org/bugzilla/show_bug.cgi?id=10455

git-svn-id: c034e65a970fbc4d275e9133accfdbae8a5a0ac2@225227 13f79535-47bb-0310-9956-ffa450edef68

pcollaog/velocity-engine,diydyq/velocity-engine,diydyq/velocity-engine,pcollaog/velocity-engine