migration to use HelpdeskUser and not system User into Ticket model
migration to use HelpdeskUser and not system User into all models
add setter icon to Source model
fix DEFAULT_SOURCES for initial icons
fix form init for django 1.5
fix form init for django 1.5
Merge branch 'fix_py34_django_15'
migration
fix get_fieldset for 1.5 compatibility and refacort use of django.conf.urls as "django_urls" for not rick of cover outer scope with names url and urls