Merge pull request #15 from amh-mw/18.0-clear-cache

[FIX] auth_impersonate_user: Silence DeprecationWarning on logout.

Author: janikvonrotz

auth_impersonate_user/controllers/main.py

@@ -42,7 +42,7 @@ def logout(self, redirect="/web"):
             request.session.login = request.session.impersonator_login
             del request.session["impersonator_uid"]
             del request.session["impersonator_login"]
-            request.env["res.users"].clear_caches()
+            request.env.registry.clear_cache()
             request.session.session_token = security.compute_session_token(request.session, request.env)
 
             return request.redirect(self._login_redirect(request.session.uid))