group admin

User-documentation.md

@@ -44,8 +44,13 @@
 
 ### Create sub-group and add or delete supervisor
 
-- As a group administrator you can create sub-groups of groups where you are assigned as supervisor.
-- 
+- As a group administrator you can create sub-groups of groups where you are assigned as administrator.
+- On group detail page there should be form which is supposed to create new sub-group of current one.
+- In here you can fill some basic information about it and submit it.
+- After successful creation of new group you can find it in refreshed group hierarchy.
+- On detail page of newly created group you can add another sub-group or add new supervisors.
+- Supervisors can be searched by their names, surnames or emails. After adding of supervisor he/she should be visible in supervisor's list.
+- In there you can also delete supervisor from current group.
 
 
 ## Superadministrator