fixed position issue in set
Merge branch 'traits-dev' of https://github.com/supermodlr/supermodlr into traits-dev
Conflicts:
	classes/Supermodlr/Core.php

Set default model label for api extends
core looks for fields in traits
added traits to model_field.model source
fixed ugly id hack
added traits to model_model and class file generation
Added traits field to model_trait
fixed some issues with relationship and validation templates
added trait fields template