nitg: revert transform

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
nitg: clean up imports in serialization_phase

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
nitg: do not use modelbuilder (it is too soon)

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
nitg: serialization_phase does not need any previous phase

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
tests: activate call to serialize in serialization test

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
nitg: adds debug output to serialisation phase

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
nitg: remove unused method associate_propdef from serialisation_phase

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
nitg: remove bugged line

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>