Adds webview watch for build

package.json

@@ -3020,6 +3020,7 @@
         "rebuild": "npm run reset && npm run lint && tsc -m commonjs -p ./ && npm run build-ui",
         "reset": "npm run clean && npm install --no-save",
         "watch": "tsc -watch -m commonjs -p ./",
+        "watch-ui": "pushd \"./src/ui\" && npm run watch --no-save && popd",
 
         "postinstall": "node ./node_modules/vscode/bin/install && pushd \"./src/ui\" && npm install --no-save && popd",
         "prepush": "npm run build",

src/ui/package.json

@@ -21,7 +21,8 @@
     "private": true,
     "scripts": {
         "build": "webpack --env.production",
-        "build-dev": "webpack"
+        "build-dev": "webpack",
+        "watch": "webpack --watch"
     },
     "devDependencies": {
         "@types/node": "10.0.7",