Caution about impersonation not compatible with pre authenticated#6673

Merged

wouterj merged 2 commits intosymfony:2.7from Sedona-Solutions:fix/2172

Jul 2, 2016

+19-8

Commits on Jun 22, 2016

improve caution about impersonation not compatible with pre authenticated firewalls
pasdeloup
committed
fix pre Authenticated -> pre-authenticated
pasdeloup
committed