add javacc parser task.  resolves VELOCITY-222.
add javacc parser task.  resolves VELOCITY-222.

git-svn-id: c034e65a970fbc4d275e9133accfdbae8a5a0ac2@291173 13f79535-47bb-0310-9956-ffa450edef68

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