code: public List<CmsUser> getManageableUsers(CmsObject cms, String ouFqn, boolean includeSubOus) throws CmsException {
  
          return getManageableUsers(cms, ouFqn, includeSubOus, false);
      }
docs: Returns all users of organizational units for which the current user has
  the {@link CmsRole#ACCOUNT_MANAGER} role.<p>
  
  @param cms the current cms context
  @param ouFqn the fully qualified name of the organizational unit
  @param includeSubOus if sub organizational units should be included in the search
  
  @return a list of {@link org.opencms.file.CmsUser} objects
  
  @throws CmsException if something goes wrong