wct.conf.json

{
  "verbose": false,
  "plugins": {
    "sauce": {
      "disabled": true,
      "browsers": [
        {
          "browserName": "firefox",
          "platform": "linux",
          "version": "24"
        },
        {
          "browserName": "firefox",
          "platform": "linux",
          "version": "31"
        },
        {
          "browserName": "firefox",
          "platform": "linux",
          "version": "38"
        },
        {
          "browserName": "firefox",
          "platform": "linux",
          "version": "45"
        },
        {
          "browserName": "firefox",
          "platform": "Windows 10",
          "version": ""
        },

        {
          "browserName": "microsoftedge",
          "platform": "Windows 10",
          "version": ""
        },
        {
          "browserName": "internet explorer",
          "platform": "Windows 10",
          "version": "11"
        },

        {
          "browserName": "safari",
          "platform": "OS X 10.11",
          "version": "9"
        },
        {
          "browserName": "safari",
          "platform": "OS X 10.9",
          "version": "7"
        },

        {
          "browserName": "chrome",
          "platform": "OS X 10.11",
          "version": ""
        }
      ]
    }
  }
}