Use syntax highlighting block

Author: vigneshgurusamy

README.md

@@ -21,54 +21,64 @@ So far this SDK has only machine to machine authentication mechanism and the fol
 
 ### Usage
 
-    use Linkstreet\Box;
-    use Linkstreet\Box\Enums\SubscriptionType;
+```php
+use Linkstreet\Box;
+use Linkstreet\Box\Enums\SubscriptionType;
 
-    $box_sdk = new Box(['client_id' => "", "client_secret" => ""]);
+$box_sdk = new Box(['client_id' => "", "client_secret" => ""]);
 
-    $app_auth_info = [
-        "key_id" => "key id from box app",
-        "private_key" => "path to private key",
-        "pass_phrase" => "passphrase", // Can be empty
-        "subscription_type" => SubscriptionType::ENTERPRISE or SubscriptionType::USER,
-        "id" => "enterprise id or user id"
-    ];
+$app_auth_info = [
+    "key_id" => "key id from box app",
+    "private_key" => "path to private key",
+    "pass_phrase" => "passphrase", // Can be empty
+    "subscription_type" => SubscriptionType::ENTERPRISE or SubscriptionType::USER,
+    "id" => "enterprise id or user id"
+];
 
-    // Authenticates with box server and returns app_auth instance.
-    // Throws `GuzzleHttp\Exception\ClientException` on failure 
-    $app_auth_instance = $box_sdk->getAppAuthClient($app_auth_info);
+// Authenticates with box server and returns app_auth instance.
+// Throws `GuzzleHttp\Exception\ClientException` on failure 
+$app_auth_instance = $box_sdk->getAppAuthClient($app_auth_info);
+```
 
 #### Folder Service
 1. To get the service
 
-        $folder_service = $app_auth_instance->getFolderService();
+    ```php
+    $folder_service = $app_auth_instance->getFolderService();
+    ```
 
 2. Methods available in `$folder_service`
-    
-        1. getFolderInfo($folder_id); // Defaults to root folder (id = 0)
-        2. getFolderItems($folder_id); // Defaults to root folder (id = 0)
-        3. create($folder_name, $parent_folder_id = 0)
-        4. delete($folder_id, $recursive = false, $e_tag = null)
-        5. getTrashedItems()
-        6. destroyTrashedFolder($folder_id)
-        7. restore($trashed_folder_id, $new_name = null, $parent_folder_id = null)
+
+    ```
+    1. getFolderInfo($folder_id); // Defaults to root folder (id = 0)
+    2. getFolderItems($folder_id); // Defaults to root folder (id = 0)
+    3. create($folder_name, $parent_folder_id = 0)
+    4. delete($folder_id, $recursive = false, $e_tag = null)
+    5. getTrashedItems()
+    6. destroyTrashedFolder($folder_id)
+    7. restore($trashed_folder_id, $new_name = null, $parent_folder_id = null)
+    ```
 
 #### File Service
 1. To get the service
 
-        $file_service = $app_auth_instance->getFileService();
+    ```php
+    $file_service = $app_auth_instance->getFileService();
+    ```
 
 2. Methods available in `$file_service`
-    
-        1. uploadPreFlight($file_path = "", $folder_id = 0, $filename = null); // If filename is null, file name will be derived from actual file name.
-        2. upload($file_path = "", $folder_id = 0, $filename = null); // If filename is null, file name will be derived from actual file name.
-        3. getEmbedUrl($file_id)
-        4. delete($file_id)
-        5. destroyTrashedFile($file_id)
-        6. restore($trashed_file_id, $new_name = null, $parent_folder_id = null)
+
+    ```
+    1. uploadPreFlight($file_path = "", $folder_id = 0, $filename = null); // If filename is null, file name will be derived from actual file name.
+    2. upload($file_path = "", $folder_id = 0, $filename = null); // If filename is null, file name will be derived from actual file name.
+    3. getEmbedUrl($file_id)
+    4. delete($file_id)
+    5. destroyTrashedFile($file_id)
+    6. restore($trashed_file_id, $new_name = null, $parent_folder_id = null)
+    ```
 
 
 ##### NOTE:
 
 1. All APIs return `\GuzzleHttp\Psr7\Response` (to get the body use `$response->getBody()->getContents()`. Refer [Guzzle HTTP Messages](http://docs.guzzlephp.org/en/latest/psr7.html#responses)) except `getEmbedUrl($file_id)` which returns string. 
-2. Guzzle related exceptions and its documentation can be found in [Guzzle Docs](http://docs.guzzlephp.org/en/latest/quickstart.html#exceptions)
+2. Guzzle related exceptions and its documentation can be found in [Guzzle Docs](http://docs.guzzlephp.org/en/latest/quickstart.html#exceptions)