message: launch extension with webpack
diff: "runtimeExecutable": "${execPath}",
  "env": {"NODE_ENV": "dev"},
  "args": ["--extensionDevelopmentPath=${workspaceFolder}"],
  - "outFiles": ["${workspaceFolder}/out/**/*.js"],
  - "preLaunchTask": "npm: watch"
  + "outFiles": ["${workspaceFolder}/dist/**/*.js"],
  + "preLaunchTask": "npm: webpack"
  },
  {
  "name": "Extension Tests",
  "--extensionDevelopmentPath=${workspaceFolder}",
  "--extensionTestsPath=${workspaceFolder}/out/test"
  ],
  - "outFiles": ["${workspaceFolder}/dist/test/**/*.js"],
  + "outFiles": ["${workspaceFolder}/out/test/**/*.js"],
  "preLaunchTask": "npm: watch"
  }
  ]
  