1. Items, triggers and web scenarios should show inherited tags on create. Currently the inherited tag list is empty.
1.1 Create a template or host with tag a:a;
1.2. create item, trigger or web scenario;
1.3. open tags tab and click on inherited tags button;
Result: No inherited tags are shown
Expected: parent tag a:a should be visible.

2. Trigger inherited tags are not shown on update.
2.1 Create a template or host with tag a:a;
2.2. create trigger and save it;
2.3. click to update the trigger;
2.4. open tags tab and click on inherited tags button;
Result: No inherited tags are shown;
Expected: parent tag a:a should be visible, just it is for items and web scenarios.

3. Triggers should inherit tags from items as well.
3.1. Create a template or host with tag a:a;
3.2. open trigger edit form;
3.3. despite what host was chosen via link, you can select a different item from other host or even enter expression manually. Select multiple items or even web items.
3.4. open inherited tags tab
Result: Nothing is shown on create and on update sometimes for templated triggers one parent is shown
Expected: the item tags chosen in expression should also be shown in inherited trigger tab