improve connection speed by a start date parameter (start date = oldest itop's request date)
improve connection speed by a start date parameter
(start date = oldest itop's request date)

Signed-off-by: Sparfel <f8a88f954702a008a417e480bb475046e514b450@gmail.com>

Sparfel/iTop-s-Portal,Sparfel/iTop-s-Portal,Sparfel/iTop-s-Portal,Sparfel/iTop-s-Portal,Sparfel/iTop-s-Portal