docs(setup-anatomy): edit copy to guidelines (#3382)

Author: kapunahelewong

public/docs/ts/latest/guide/setup-systemjs-anatomy.jade

@@ -2,7 +2,7 @@ block includes
   include ../_util-fns
 
 :marked
-  The documentation [setup](setup.html) procedures install a _lot_ of files,
+  The documentation [setup](setup.html) procedures install a _lot_ of files.
   Most of them can be safely ignored.
 
   Application files _inside the_ **`src/`** and **`e2e/`** folders matter most to developers.
@@ -19,10 +19,10 @@ table(width="100%")
     th File
     th Purpose
   tr
-    td <code>src/app/...</code>
+    td <code>src/app/</code>
     td
       :marked
-        Your Angular application files go here. 
+        Angular application files go here. 
 
         Ships with the "Hello Angular" sample's
         `AppComponent`, `AppModule`, a component unit test (`app.component.spec.ts`), and
@@ -32,25 +32,25 @@ table(width="100%")
         and the <live-example name="setup" plnkr="quickstart-specs">unit test</live-example>
         as _live examples_.
   tr
-    td <code>e2e/...</code>
+    td <code>e2e/</code>
     td
       :marked
-        _End-to-end_ (e2e) tests of your application, 
+        _End-to-end_ (e2e) tests of the application, 
         written in Jasmine and run by the
         <a href="http://www.protractortest.org/" target="_blank" title="Protractor: end-to-end testing for Angular">protractor</a>
         e2e test runner.
 
         Initialized with an e2e test for the "Hello Angular" sample.
   tr
-    td <code>node_modules/...</code>
+    td <code>node_modules/</code>
     td
       :marked
         The _npm_ packages installed with the `npm install` command.
   tr
     td
       code.
         .editorconfig<br>
-        .git/...<br>
+        .git/<br>
         .gitignore<br>
         .travis.yml
     td
@@ -138,7 +138,7 @@ table(width="100%")
     td
       :marked
         Tells the **SystemJS** module loader where to find modules
-        referenced in JavaScript `import` statements such as
+        referenced in JavaScript `import` statements. For example:
       code-example(language="ts").
         import { Component } from '@angular/core;
       :marked