remove unneeded node modules

Author: dweber019

package.json

@@ -93,7 +93,6 @@
   },
   "devDependencies": {
     "@easy-webpack/config-aurelia": "2.2.3",
-    "@easy-webpack/config-babel": "4.0.0",
     "@easy-webpack/config-common-chunks-simple": "2.0.3",
     "@easy-webpack/config-env-development": "2.1.6",
     "@easy-webpack/config-env-production": "3.0.0",
@@ -125,7 +124,6 @@
     "karma": "1.3.0",
     "karma-coverage": "1.1.1",
     "karma-electron": "^5.1.1",
-    "karma-firefox-launcher": "1.0.0",
     "karma-jasmine": "1.0.2",
     "karma-mocha-reporter": "2.2.1",
     "karma-remap-istanbul": "0.2.1",