Fixed race condition segmentation fault in HTTP proxy.
Fixed race condition segmentation fault in HTTP proxy.

rbouqueau/mistserver,rbouqueau/mistserver,rbouqueau/mistserver,DDVTECH/mistserver,rbouqueau/mistserver,DDVTECH/mistserver,DDVTECH/mistserver,DDVTECH/mistserver,rbouqueau/mistserver,DDVTECH/mistserver