Merge pull request #22 from terrestris/greenkeeper/uglifyjs-webpack-plugin-2.1.2

Update uglifyjs-webpack-plugin to the latest version 🚀

Author: dnlkoch

package.json

@@ -51,7 +51,7 @@
     "ts-jest": "24.0.0",
     "tslint": "5.12.1",
     "typescript": "3.2.4",
-    "uglifyjs-webpack-plugin": "2.1.1",
+    "uglifyjs-webpack-plugin": "2.1.2",
     "webpack": "4.29.3",
     "webpack-cli": "3.2.3"
   },