Consider configuration files for data provider

Feature

• YADE implements a Virtual File System that supports a number of data providers, e.g. JCraft protocol implementation by SFTP.
• YADE allows to specify configuration files individually per transfer fragment.
  • An application configuration file contains settings that are specific to an app/data provider.

Configuration

• The YADE XSD Schema reflects the use of configuration files.The XML Editor allows to specify the configuration files with the file transfer XML configuration.
• Configuration files can be specified for individual fragment, This allows to use e.g. different SFTP configuration when using different compression methods.

Implementation

• Update the YADE XSD Schema for use configuration files.
• Add an option configuration_files to YADE.
• Enable the mapping of XML elements for configuration files to a YADE option.
• Provide the configuration file settings dependent of data provider.
• Consider use of configuration files with jump host file transfers.
• Update the documentation.