feat(gen):add readme

Author: Awk34

app/templates/README.md

@@ -0,0 +1,11 @@
+# <%= _.slugify(_.humanize(appname)) %>
+
+This project was generated with the [Angular Full-Stack Generator](https://github.com/DaftMonk/generator-angular-fullstack) version <%= pkg.version %>.
+
+## Build & development
+
+Run `grunt build` for building and `grunt serve` for preview.
+
+## Testing
+
+Running `npm test` will run the unit tests with karma.