Merge pull request #5925 from patrick7/add-http-timeout

[7.x] Add undocumented timeout method for Http Client

Author: taylorotwell

http-client.md

@@ -5,6 +5,7 @@
     - [Request Data](#request-data)
     - [Headers](#headers)
     - [Authentication](#authentication)
+    - [Timeout](#timeout)
     - [Retries](#retries)
     - [Error Handling](#error-handling)
     - [Guzzle Options](#guzzle-options)
@@ -110,6 +111,15 @@ If you would like to quickly add an `Authorization` bearer token header to the r
 
     $response = Http::withToken('token')->post(...);
 
+<a name="timeout"></a>
+### Timeout
+
+The `timeout` method may be used to specify the maximum number of seconds to wait for a response:
+
+    $response = Http::timeout(3)->get(...);
+
+If the given timeout is exceeded, an instance of `Illuminate\Http\Client\ConnectionException` will  be thrown.
+
 <a name="retries"></a>
 ### Retries