Also mention Linux users can’t build for iOS

Author: tjvantoll

index.html

@@ -242,7 +242,7 @@ <h3 id="directory-structure">Directory structure</h3>
 <li><strong>node_modules/angular2</strong>: This folder contains the Angular 2 source code. NativeScript does not alter the core Angular 2 source code in any way, instead, NativeScript builds on top of Angular 2 with the nativescript-angular npm module.</li>
 <li><strong>node_modules/nativescript-angular</strong>: This folder contains the module that integrates NativeScript-specific functionality into Angular 2. The source code for this module lives at <a href="https://github.com/NativeScript/nativescript-angular">https://github.com/NativeScript/nativescript-angular</a>.</li>
 <li><strong>node_modules/tns-core-modules</strong>: This folder contains your app&#39;s NativeScript modules, which are a series of NativeScript-provided JavaScript modules you&#39;ll use to build your app. Each module contains the platform-specific code needed to implement some feature—the camera, http calls, the file system, and so forth—exposed through a platform-agnostic API (e.g. <code>camera.takePicture()</code>). We&#39;ll look at some examples in <a href="#chapter4">chapter 4</a>. The source code for these modules lives at <a href="https://github.com/NativeScript/nativescript">https://github.com/NativeScript/nativescript</a>.</li>
-<li><strong>platforms</strong>: This folder contains the platform-specific code NativeScript needs to build native iOS and Android apps. For example in the <code>android</code> folder you&#39;ll find things like your project&#39;s <code>AndroidManifest.xml</code> and .apk executable files. Similarly, the <code>ios</code> folder contains the Groceries&#39; Xcode project and .ipa executables. Note, users on Windows machines will not have an <code>ios</code> folder.</li>
+<li><strong>platforms</strong>: This folder contains the platform-specific code NativeScript needs to build native iOS and Android apps. For example in the <code>android</code> folder you&#39;ll find things like your project&#39;s <code>AndroidManifest.xml</code> and .apk executable files. Similarly, the <code>ios</code> folder contains the Groceries&#39; Xcode project and .ipa executables. Note, users on Windows and Linux machines will not have an <code>ios</code> folder.</li>
 <li><strong>package.json</strong>: This file contains your app&#39;s configuration details, such as your app id, the version of NativeScript you&#39;re using, and also which npm modules your app uses. We&#39;ll take a closer look at how to use this file when we talk about using npm modules in <a href="#plugins-and-npm-modules">chapter 5</a>.</li>
 <li><strong>references.d.ts</strong>: This file lists all <a href="http://www.typescriptlang.org/docs/handbook/writing-definition-files.html">TypeScript declaration files</a> that your app uses. We’ll dig into what declaration files are, and how to use them in chapter 4 when we discuss NativeScript modules.</li>
 <li><strong>tsconfig.json</strong>: This file contains your app’s TypeScript configuration. Unless you have existing TypeScript expertise, you’ll probably want to leave this file alone for now. If you do have existing experience you may want to tweak these values to suit your personal preferences, however, note that the <code>&quot;experimentalDecorators&quot;</code> and <code>&quot;emitDecoratorMetadata&quot;</code> flags are essential to making NativeScript and Angular 2 work, so don’t remove those. You can refer to the official TypeScript wiki for <a href="https://github.com/Microsoft/TypeScript/wiki/tsconfig.json">detailed documentation on what you can do in a <code>tsconfig.json</code> file</a>.</li>

src/chapters/chapter2.md

@@ -37,7 +37,7 @@ Here's what these various files and folders do:
 - **node_modules/angular2**: This folder contains the Angular 2 source code. NativeScript does not alter the core Angular 2 source code in any way, instead, NativeScript builds on top of Angular 2 with the nativescript-angular npm module.
 - **node_modules/nativescript-angular**: This folder contains the module that integrates NativeScript-specific functionality into Angular 2. The source code for this module lives at <https://github.com/NativeScript/nativescript-angular>.
 - **node_modules/tns-core-modules**: This folder contains your app's NativeScript modules, which are a series of NativeScript-provided JavaScript modules you'll use to build your app. Each module contains the platform-specific code needed to implement some feature—the camera, http calls, the file system, and so forth—exposed through a platform-agnostic API (e.g. `camera.takePicture()`). We'll look at some examples in [chapter 4](#chapter4). The source code for these modules lives at <https://github.com/NativeScript/nativescript>.
-- **platforms**: This folder contains the platform-specific code NativeScript needs to build native iOS and Android apps. For example in the `android` folder you'll find things like your project's `AndroidManifest.xml` and .apk executable files. Similarly, the `ios` folder contains the Groceries' Xcode project and .ipa executables. Note, users on Windows machines will not have an `ios` folder.
+- **platforms**: This folder contains the platform-specific code NativeScript needs to build native iOS and Android apps. For example in the `android` folder you'll find things like your project's `AndroidManifest.xml` and .apk executable files. Similarly, the `ios` folder contains the Groceries' Xcode project and .ipa executables. Note, users on Windows and Linux machines will not have an `ios` folder.
 - **package.json**: This file contains your app's configuration details, such as your app id, the version of NativeScript you're using, and also which npm modules your app uses. We'll take a closer look at how to use this file when we talk about using npm modules in [chapter 5](#plugins-and-npm-modules).
 - **references.d.ts**: This file lists all [TypeScript declaration files](http://www.typescriptlang.org/docs/handbook/writing-definition-files.html) that your app uses. We’ll dig into what declaration files are, and how to use them in chapter 4 when we discuss NativeScript modules.
 - **tsconfig.json**: This file contains your app’s TypeScript configuration. Unless you have existing TypeScript expertise, you’ll probably want to leave this file alone for now. If you do have existing experience you may want to tweak these values to suit your personal preferences, however, note that the `"experimentalDecorators"` and `"emitDecoratorMetadata"` flags are essential to making NativeScript and Angular 2 work, so don’t remove those. You can refer to the official TypeScript wiki for [detailed documentation on what you can do in a `tsconfig.json` file](https://github.com/Microsoft/TypeScript/wiki/tsconfig.json).