wct.conf.json

{
	"verbose": true,
	"plugins": {
	    	"sauce": {
		  	"browsers": [
				{
					"browserName": "microsoftedge",
					"platform": "Windows 10",
					"version": ""
				},
				{
					"browserName": "internet explorer",
					"platform": "Windows 8.1",
					"version": "11"
				},
				{
					"browserName": "safari",
					"platform": "OS X 10.11",
					"version": "9"
				},
				{
					"browserName": "safari",
					"platform": "OS X 10.10",
					"version": "8"
				}
		  	]
		}
	}
}