Remove cookie on logout
Remove cookie on logout


Former-commit-id: 1b83e8f9d4cc1a98ec1e0772fb3b8aad092fc593
Former-commit-id: ae24f7c66b087994c0f1e308aeff09104605391b
Former-commit-id: 869d8f83c5daec6471b45fd3cce806f38d1cc974
ONSdigital/florence,ONSdigital/florence,ONSdigital/florence,ONSdigital/florence