Incorporate Jesus's feedback

Author: filipesilva

public/docs/ts/latest/guide/change-log.jade

@@ -10,11 +10,11 @@ block includes
   Having this folder helps separate app code from setup and configuration files.
   You can read about moving your existing project to this structure in 
   [the QuickStart repo update instructions](https://github.com/angular/quickstart#updating-to-a-newer-version-of-the-quickstart-repo).
-  * `app/` has been moved to `src/app/`
-  * `src/app/main.ts` has been moved to `src/main.ts`
-  * `index.html`, `styles.css` and `tsconfig.json` have been moved inside `src/`
+  * `app/main.ts` has been moved to `src/main.ts`.
+  * `app/` has been moved to `src/app/`.
+  * `index.html`, `styles.css` and `tsconfig.json` have been moved inside `src/`.
   * `systemjs.config.js` now imports `main.js` instead of `app`.
-  * There is a new `bs-config.json` file at root to configure `lite-server` to serve `src/`
+  * `lite-server` configuration (`bs-config.json`) to serve `src/`.
 
   ## NEW: Reactive Forms guide (2017-01-31)
   The new [**Reactive Forms**](reactive-forms.html) guide explains how and why to build a "reactive form".

public/docs/ts/latest/guide/setup.jade

@@ -107,7 +107,7 @@ block qs-seed
 block core-files
   a#app-files
   :marked
-    Focus on the following three TypeScript (`.ts`) files in the **`/app`** folder.
+    Focus on the following three TypeScript (`.ts`) files in the **`/src`** folder.
 
   .filetree
     .file src
@@ -131,11 +131,11 @@ block core-files
 :marked
   All guides and cookbooks have _at least these core files_. Each file has a distinct purpose and evolves independently as the application grows.
 
+  Outside `src/` are files meant to support your app, like configuration files and external dependencies.
+
   Whenever a new Typescript, HTML or CSS file is created, it should go inside the `src/` directory (unless noted otherwise).
   This is the folder containing your app itself.
 
-  Outside `src/` are files meant to support your app, like configuration files and external dependencies.
-
 style td, th {vertical-align: top}
 table(width="100%")
   col(width="20%")