Code Generator for Eclipse Code

Added container for debugging flags

Improved layout

Improve the generation of reference implementation classes

Refactored the class to use the extension point

Add the source foulder to the extension point

Added test fragments for headless tests

Added forder for test fragments of headless tests

Added test for template generation with AST improvement

Don't try to add jetemplate if jetemplate is null

Added tests for jetemplate with AST, deserialisation of Jetemplate and generation of Template