Amending DG example to include custom equivalence class generation transformers (inline and post generation) AND creating alternative SCXMLengine constructor to add CustomTagExtensions.

Amending DG example to include custom equivalence class generation transformers (inline and post generation) AND creating alternative SCXMLengine constructor to add CustomTagExtensions.

Signed-off-by: Nilkamal Weerasinghe <wnilkamal@yahoo.com>