SAX: Deleting TSAXInputSource

Original Reporter info from Mantis: dgaspary @dgaspary

Reporter name: Daniel Gaspary

Description:

It's no longer needed.

The patch replace it with XmlReader.TXMLInputSource .

Mantis conversion info:

Mantis ID: 25854
OS: Linux
OS Build: Ubuntu 12.10
Platform: x86-64
Version: 2.7.1