Admin isn't shown "make owner" option

closes #3558
- Replaced canAssignRoles as "show user" conditional with new
"canMakeOwner"

core/client/templates/user-actions-menu.hbs

@@ -1,4 +1,4 @@
-{{#if view.parentView.rolesDropdownIsVisible}}
+{{#if view.parentView.canMakeOwner}}
 <a href="javascript:void(0);" {{action "openModal" "transfer-owner" this}}>Make Owner</a>
 {{/if}}
 {{#if view.parentView.deleteUserActionIsVisible}}

core/client/views/settings/users/user.js

@@ -6,6 +6,8 @@ var SettingsUserView = Ember.View.extend({
     }),
     
     canAssignRoles: Ember.computed.or('currentUser.isAdmin', 'currentUser.isOwner'),
+
+    canMakeOwner: Ember.computed.and('currentUser.isOwner', 'isNotOwnProfile'),
     
     rolesDropdownIsVisible: Ember.computed.and('isNotOwnProfile', 'canAssignRoles'),
 
@@ -17,7 +19,7 @@ var SettingsUserView = Ember.View.extend({
         }
     }),
 
-    userActionsAreVisible: Ember.computed.or('deleteUserActionIsVisible', 'rolesDropdownIsVisible')
+    userActionsAreVisible: Ember.computed.or('deleteUserActionIsVisible', 'canMakeOwner')
 
 });