POM is not complete - need batik depedencies - batik version not clear (2.1

POM is not complete - need batik depedencies - batik version not clear (2.1 through 2.4).
Serializable exception raised due to ByteArray as private member of Resource / must be fixed.
How can we contribute ???

Hi, just post a diff for the svn checkout. To matti ät vaadin dot com