Merge pull request #84 from jpav/master

Closes #80
Merge pull request #85 from jpav/master

Fixed bug in XSD test that wasn't being caught by Oracle's JDK, but was
Issue 7 Provide ability to determine file dependencies
Added a couple XSD tests.
Merge pull request #86 from elvisisking/xsd-tests

Issue 7 Provide ability to determine file dependencies
More implementation for issue #46