added travis options for gui testing
added travis options for gui testing

gaieepo/HubTurbo,Honoo/HubTurbo,ianngiaw/HubTurbo,Honoo/HubTurbo,saav/HubTurbo,Sumei1009/HubTurbo,gaieepo/HubTurbo,saav/HubTurbo,ianngiaw/HubTurbo,HyungJon/HubTurbo,Sumei1009/HubTurbo,HyungJon/HubTurbo