Update Node dependencies to latest versions, including fixes.

CleanWebpackPlugin had some minor usage changes.

package.json

@@ -19,20 +19,20 @@
   },
   "homepage": "https://github.com/photonstorm/phaser3-project-template#readme",
   "devDependencies": {
-    "@babel/core": "^7.2.2",
+    "@babel/core": "^7.6.2",
-    "@babel/preset-env": "^7.2.3",
+    "@babel/preset-env": "^7.6.2",
-    "babel-loader": "^8.0.5",
+    "babel-loader": "^8.0.6",
-    "clean-webpack-plugin": "^1.0.0",
+    "clean-webpack-plugin": "^3.0.0",
-    "file-loader": "^3.0.1",
+    "file-loader": "^4.2.0",
     "html-webpack-plugin": "^3.2.0",
-    "raw-loader": "^1.0.0",
+    "raw-loader": "^3.1.0",
-    "terser-webpack-plugin": "^1.2.1",
+    "terser-webpack-plugin": "^2.1.2",
-    "webpack": "^4.28.3",
+    "webpack": "^4.41.0",
-    "webpack-cli": "^3.2.1",
+    "webpack-cli": "^3.3.9",
-    "webpack-dev-server": "^3.1.14",
+    "webpack-dev-server": "^3.8.2",
-    "webpack-merge": "^4.2.1"
+    "webpack-merge": "^4.2.2"
   },
   "dependencies": {
-    "phaser": "^3.16.2"
+    "phaser": "^3.19.0"
   }
 }

webpack/base.js

@@ -1,7 +1,7 @@
 const webpack = require("webpack");
 const path = require("path");
 const HtmlWebpackPlugin = require("html-webpack-plugin");
-const CleanWebpackPlugin = require("clean-webpack-plugin");
+const { CleanWebpackPlugin } = require("clean-webpack-plugin");
 
 module.exports = {
   mode: "development",
@@ -26,7 +26,7 @@ module.exports = {
     ]
   },
   plugins: [
-    new CleanWebpackPlugin(["dist"], {
+    new CleanWebpackPlugin({
       root: path.resolve(__dirname, "../")
     }),
     new webpack.DefinePlugin({