docs(tutorial): minor grammar fix

Author: wytesk133

docs/content/tutorial/index.ngdoc

@@ -61,7 +61,7 @@ a few git commands.
 
 ### Install Git
 
-You can download and install Git from http://git-scm.com/download. Once installed you should have
+You can download and install Git from http://git-scm.com/download. Once installed, you should have
 access to the `git` command line tool.  The main commands that you will need to use are:
 
 - `git clone ...` : clone a remote repository onto your local machine
@@ -123,7 +123,7 @@ npm --version
   </a>.
 </div>
 
-Once you have Node.js installed on your machine you can download the tool dependencies by running:
+Once you have Node.js installed on your machine, you can download the tool dependencies by running:
 
 ```
 npm install
@@ -198,7 +198,7 @@ http://localhost:8000/app/index.html
 ```
 
 <div class="alert alert-info">
-To serve the web app on a different ip address or port, edit the "start" script within package.json.
+To serve the web app on a different IP address or port, edit the "start" script within package.json.
 You can use `-a` to set the address and `-p` to set the port.
 </div>
 
@@ -221,7 +221,7 @@ This will start the Karma unit test runner. Karma will read the configuration fi
 - open up a Chrome browser and connect it to Karma
 - execute all the unit tests in this browser
 - report the results of these tests in the terminal/command line window
-- watch all the project's JavaScript files and re-run the tests whenever any of these change
+- watch all the project's JavaScript files and re-run the tests whenever any of these changes
 
 It is good to leave this running all the time, in the background, as it will give you immediate
 feedback about whether your changes pass the unit tests while you are working on the code.

docs/content/tutorial/step_05.ngdoc

@@ -65,7 +65,7 @@ phonecatApp.controller('PhoneListCtrl', function ($scope, $http) {
 `$http` makes an HTTP GET request to our web server, asking for `phones/phones.json` (the url is
 relative to our `index.html` file). The server responds by providing the data in the json file.
 (The response might just as well have been dynamically generated by a backend server. To the
-browser and our app they both look the same. For the sake of simplicity we used a json file in this
+browser and our app, they both look the same. For the sake of simplicity, we used a json file in this
 tutorial.)
 
 The `$http` service returns a {@link ng.$q promise object} with a `success`
@@ -114,7 +114,7 @@ as strings, which will not get minified. There are two ways to provide these inj
 
 * Create a `$inject` property on the controller function which holds an array of strings.
   Each string in the array is the name of the service to inject for the corresponding parameter.
-  In our example we would write:
+  In our example, we would write:
 
   ```js
       function PhoneListCtrl($scope, $http) {...}