Organization on JT as read-only field

Set JT.organization with value from its project

Remove validation requiring JT.organization

Undo some of the additional org definitions in tests

Revert some tests no longer needed for feature

exclude workflow approvals from unified organization field

revert awxkit changes for providing organization

Roll back additional JT creation permission requirement

Fix up more issues by persisting organization field when project is removed

Restrict project org editing, logging, and testing

Grant removed inventory org admin permissions in migration

Add special validate_unique for job templates
  this deals with enforcing name-organization uniqueness

Add back in special message where config is unknown
  when receiving 403 on job relaunch

Fix logical and performance bugs with data migration

within JT.inventory.organization make-permission-explicit migration

remove nested loops so we do .iterator() on JT queryset

in reverse migration, carefully remove execute role on JT
  held by org admins of inventory organization,
  as well as the execute_role holders

Use current state of Role model in logic, with 1 notable exception
  that is used to filter on ancestors
  the ancestor and descentent relationship in the migration model
    is not reliable
  output of this is saved as an integer list to avoid future
    compatibility errors

make the parents rebuilding logic skip over irrelevant models
  this is the largest performance gain for small resource numbers

awx/main/fields.py

@@ -200,29 +200,27 @@ def update_role_parentage_for_instance(instance):
     of a given instance if they have changed
     '''
     changed_ct = 0
+    parents_removed = set()
+    parents_added = set()
     for implicit_role_field in getattr(instance.__class__, '__implicit_role_fields'):
-        changed = False
         cur_role = getattr(instance, implicit_role_field.name)
         original_parents = set(json.loads(cur_role.implicit_parents))
         new_parents = implicit_role_field._resolve_parent_roles(instance)
         removals = original_parents - new_parents
         if removals:
-            changed = True
             cur_role.parents.remove(*list(removals))
+            parents_removed.add(cur_role.pk)
         additions = new_parents - original_parents
         if additions:
-            changed = True
             cur_role.parents.add(*list(additions))
+            parents_added.add(cur_role.pk)
         new_parents_list = list(new_parents)
         new_parents_list.sort()
         new_parents_json = json.dumps(new_parents_list)
         if cur_role.implicit_parents != new_parents_json:
-            changed = True
             cur_role.implicit_parents = new_parents_json
-            cur_role.save()
-        if changed:
-            changed_ct += 1
-    return changed_ct
+            cur_role.save(update_fields=['implicit_parents'])
+    return (parents_added, parents_removed)
 
 
 class ImplicitRoleDescriptor(ForwardManyToOneDescriptor):