Suppressing GUI server stack trace when running multiple STCs at the same time.
Suppressing GUI server stack trace when running multiple STCs at the same time.

Change-Id: I4b40aa2017f8b2ee540380b8d4f94bd186ae73f7

oplinkoms/onos,lsinfo3/onos,LorenzReinhart/ONOSnew,opennetworkinglab/onos,Shashikanth-Huawei/bmp,kuujo/onos,opennetworkinglab/onos,kuujo/onos,sdnwiselab/onos,sdnwiselab/onos,kuujo/onos,oplinkoms/onos,gkatsikas/onos,oplinkoms/onos,opennetworkinglab/onos,maheshraju-Huawei/actn,kuujo/onos,y-higuchi/onos,y-higuchi/onos,opennetworkinglab/onos,LorenzReinhart/ONOSnew,oplinkoms/onos,gkatsikas/onos,y-higuchi/onos,donNewtonAlpha/onos,donNewtonAlpha/onos,LorenzReinhart/ONOSnew,kuujo/onos,osinstom/onos,LorenzReinhart/ONOSnew,oplinkoms/onos,VinodKumarS-Huawei/ietf96yang,VinodKumarS-Huawei/ietf96yang,y-higuchi/onos,Shashikanth-Huawei/bmp,mengmoya/onos,gkatsikas/onos,oplinkoms/onos,gkatsikas/onos,maheshraju-Huawei/actn,mengmoya/onos,Shashikanth-Huawei/bmp,mengmoya/onos,VinodKumarS-Huawei/ietf96yang,lsinfo3/onos,osinstom/onos,gkatsikas/onos,sdnwiselab/onos,LorenzReinhart/ONOSnew,osinstom/onos,oplinkoms/onos,osinstom/onos,maheshraju-Huawei/actn,lsinfo3/onos,gkatsikas/onos,y-higuchi/onos,kuujo/onos,mengmoya/onos,osinstom/onos,Shashikanth-Huawei/bmp,opennetworkinglab/onos,sdnwiselab/onos,maheshraju-Huawei/actn,donNewtonAlpha/onos,maheshraju-Huawei/actn,mengmoya/onos,sdnwiselab/onos,donNewtonAlpha/onos,sdnwiselab/onos,Shashikanth-Huawei/bmp,opennetworkinglab/onos,donNewtonAlpha/onos,VinodKumarS-Huawei/ietf96yang,kuujo/onos,VinodKumarS-Huawei/ietf96yang,lsinfo3/onos