Append a 'Vary: Cookie' header to the response when the session has been accessed
Append a 'Vary: Cookie' header to the response when the session has been accessed

fkazimierczak/flask,tristanfisher/flask,mitsuhiko/flask,mitsuhiko/flask,drewja/flask,fkazimierczak/flask,dawran6/flask,dawran6/flask,pallets/flask,drewja/flask,fkazimierczak/flask,drewja/flask,pallets/flask,pallets/flask,tristanfisher/flask