PL/Java examples 1.6.4

Packages 
Package Description
org.postgresql.pljava.example
The examples that have been around the longest, and are deployed using hand-written SQL deployment code (see src/main/resources/deployment), not having been reworked to use annotations yet.
org.postgresql.pljava.example.annotation
The first examples that were converted to test the annotation-driven SQL generator instead of using hand-written SQL deployment code.
org.postgresql.pljava.example.saxon
Examples using the Saxon-HE library for XML processing.