Upgrade Xstream 1.4.3, close #613
Upgrade Xstream 1.4.3, close #613

thkluge/gatling,timve/gatling,GabrielPlassard/gatling,gatling/gatling,GabrielPlassard/gatling,pwielgolaski/gatling,wiacekm/gatling,MykolaB/gatling,timve/gatling,MykolaB/gatling,wiacekm/gatling,pwielgolaski/gatling,ryez/gatling,wiacekm/gatling,gatling/gatling,timve/gatling,wiacekm/gatling,thkluge/gatling,wiacekm/gatling,ryez/gatling,GabrielPlassard/gatling,ryez/gatling,MykolaB/gatling,GabrielPlassard/gatling,thkluge/gatling,gatling/gatling,gatling/gatling,ryez/gatling,MykolaB/gatling,pwielgolaski/gatling,pwielgolaski/gatling,thkluge/gatling,gatling/gatling,timve/gatling