- suppress initialize method from models , using it in plm_object
- avoid user explorer function in user index in select mode
- more explanations and errors management in link validity function
- some checks on DATABASE_CONSISTENCY
- more checks in promote? and demote? functions in plm_object to avoid exceptions
- fix question init user (no super call)
- splitting of set_default_values function
- fix workitem show exception by definition of @wi_links
- fix process and workitems management in workitems_controller