[Pharo-project] could it be possible to have a setting to get the old shortcut for

[Stéphane Ducasse]

implementor, sender, users?

Because I spent 10 minutes and I still cannot find how I get all the references 
to a class :(

I'm I know I'm old and stupid but we should not forget that what makes the 
success of pharo is happy users.

Stef