updates based on suggestions

Author: phalt

docs/tutorial/1-serialization.md

@@ -332,9 +332,9 @@ Quit out of the shell...
 
 In another terminal window, we can test the server.
 
-We can test our API using using `curl` or [httpie][httpie]. Httpie is a user friendly http client that's written in Python. Let's install that.
+We can test our API using using [curl][curl] or [httpie][httpie]. Httpie is a user friendly http client that's written in Python. Let's install that.
 
-You can install httpie on all operating systems using pip:
+You can install httpie using pip:
 
     pip install httpie
 
@@ -363,8 +363,10 @@ Finally, we can get a list of all of the snippets:
 
 Or we can get a particular snippet by referencing its id:
 
-	http http://127.0.0.1:8000/snippets/2/ --body
+	http http://127.0.0.1:8000/snippets/2/
 
+    HTTP/1.1 200 OK
+    ...
 	{
       "id": 2,
       "title": "",
@@ -390,3 +392,4 @@ We'll see how we can start to improve things in [part 2 of the tutorial][tut-2].
 [virtualenv]: http://www.virtualenv.org/en/latest/index.html
 [tut-2]: 2-requests-and-responses.md
 [httpie]: https://github.com/jakubroztocil/httpie#installation
+[curl]: http://curl.haxx.se

docs/tutorial/2-requests-and-responses.md

@@ -127,8 +127,10 @@ Go ahead and test the API from the command line, as we did in [tutorial part 1][
 
 We can get a list of all of the snippets, as before.
 
-	http http://127.0.0.1:8000/snippets/ --body
+	http http://127.0.0.1:8000/snippets/
 
+    HTTP/1.1 200 OK
+    ...
     [
       {
         "id": 1,

docs/tutorial/quickstart.md

@@ -24,10 +24,6 @@ Create a new Django project named `tutorial`, then start a new app called `quick
     django-admin.py startapp quickstart
 	cd ..
 
-Optionally, install [httpie][httpie] for tastier HTTP requests:
-
-    pip install httpie
-
 Now sync your database for the first time:
 
     python manage.py migrate
@@ -163,9 +159,12 @@ We can now access our API, both from the command-line, using tools like `curl`..
         ]
     }
 
-Or with [httpie][httpie], a tastier version of `curl`...
+Or using the [httpie][httpie], command line tool...
+
+    bash: http -a username:password http://127.0.0.1:8000/users/
 
-    bash: http -a username:password http://127.0.0.1:8000/users/ --body
+    HTTP/1.1 200 OK
+    ...
     {
         "count": 2,
         "next": null,