message: Added testcafe_file command to package.json
diff: "test": "karma start ./build-scripts/karma.conf.js",
  "testsingle": "karma start ./build-scripts/karma.conf.js --single-run",
  "testcafe": "concurrently \"http-server --silent\" \"testcafe -c 4 chrome testCafe/ --selector-timeout 1500 --reporter minimal\"",
  + "testcafe_file": "concurrently \"http-server --silent\" \"testcafe chrome testCafe/conditionsAndTriggers/completeTrigger.js --selector-timeout 1500 --reporter minimal\"",
  "testcafe_ci": "http-server --silent & testcafe chrome:headless testCafe/ --reporter minimal",
  "testcafe_sauce": "testcafe \"saucelabs:Chrome@56.0:Windows 10\" testCafe/",
  "release": "standard-version --message \"Release: %s [skip ci]\" ",
  