[Lazarus] New feature: Find references of a used unit

[Martin]

On 19/09/2013 19:56, Martin wrote:
> On 19/09/2013 19:25, Mattias Gaertner wrote:
>>   Implemented.
>>
>
> Great. Thanks.
>

Yet something not yet working,

they show on some rtl units (win/sysutils) Which (for whatever reason) 
is in view, whew I open the window.
But I do not see them on other units
( I have the IDE as open project)

I switched off "Show nodes for directory "

missing:
SourceEditor > Impl: EditorFileManager > Intf: SourceEditor