Metacat

use detected XML encoding when reading/writing files
use UTF-8 as default when performing queries in the DB (assume DB is using UTF-8)
remove as many PrintWriters (uses system default character encoding only) as possible and construct OutputStreamWriters where explicit encoding can be given....

Fix errors in workflow scheduler unit test

Add access api test and supporting files

Create new schema xml test driver files. Include a contextUrl token that gets replaced by the test java code where necessary.

Added xml files for testing schema.