Add a method to test download a schema with included schemas.
Add a test file for XMLSchemaServcieTest.
Add a junit test file for testing the XMLSchemaParser class.
removed comments from crudservicetest
fixed bugs in listObjects
remove httpclient 3.1 and custom-built httpclient.jarrework MetacatClient (and other classes) to use httpclient 4updated build to not create httpclient.jarencoding tests now pass.
Fix the MetadataTypeRegisterTest because it had the wrong URI for METS.
added code to do database query for listObjects
remove the empty dir.
This is redundant to the WorkflowSchedulerCleintTest in wsfscheduler svn module.
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