Move package.json to angular directory for v3.

Per conversation with Adam, we are trying to get GitHub to properly pick up the Used By
count for Ionic 3 which is much higher than v4 today. This is a dummy package.

angular/scripts/README.md

@@ -15,3 +15,7 @@
     npm run build.link ../ionic-conference-app
 
 When the command above is ran from the `angular` directory, it will build `@ionic/angular` and copy the `dist` directory to the correct location of another local project. In the example above, the end result is that it copies the `dist` directory to `../ionic-conference-app/node_modules/@ionic/angular/dist`. The path given should be relative to the root of this mono repo.
+
+## package.json note
+
+The `package.json` file in this directory references __Ionic 3__ and is in here to get GitHub to properly show the Used By counts on the repo. __Do not remove it!__

angular/scripts/package.json

@@ -0,0 +1,16 @@
+{
+  "name": "ionic-angular",
+  "version": "`gulp package` generates dist/package.json from this template using the root ./package.json",
+  "description": "",
+  "keywords": [],
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/ionic-team/ionic-v3.git"
+  },
+  "license": "MIT",
+  "main": "umd/index.js",
+  "module": "index.js",
+  "es2015": "es2015/index.js",
+  "peerDependencies": {
+  }
+}