update to 2.2.1 (#198)

Co-authored-by: lewzylu <lewzylu@tencent.com>

Author: lewzylu

CHANGELOG.md

@@ -1,22 +1,28 @@
 cos-php-sdk-v5 Upgrade Guide
 ====================
+2.2.0 to 2.2.1
+----------
+- Add `PutObjectTagging` interface
+- Add `GetObjectTagging` interface
+- Add `DeleteObjectTagging` interface
+
 2.1.6 to 2.2.0
 ----------
-`PutObject` interface supports ci image process
-`GetObject` interface supports ci image process
-Add `ImageInfo` interface, which is used for get image info
-Add `ImageExif` interface, which is used for get image exif
-Add `ImageAve` interface, which is used for get image ave
-Add `ImageProcess` interface, which is used for data processing on cloud
-Add `Qrcode` interface, which is used for qrcode recognition
-Add `QrcodeGenerate` interface, which is used for generate qrcode
-Add `DetectLabel` interface, which is used for detect image label
-Add `PutBucketImageStyle` interface, which is used for add bucket image style
-Add `GetBucketImageStyle` interface, which is used for get bucket image style
-Add `DeleteBucketImageStyle` interface, which is used for delete bucket image style
-Add `PutBucketGuetzli` interface, which is used for open bucket guetzli state
-Add `GetBucketGuetzli` interface, which is used for get bucket guetzli state
-Add `DeleteBucketGuetzli` interface, which is used for close bucket guetzli state
+- `PutObject` interface supports ci image process
+- `GetObject` interface supports ci image process
+- Add `ImageInfo` interface, which is used for get image info
+- Add `ImageExif` interface, which is used for get image exif
+- Add `ImageAve` interface, which is used for get image ave
+- Add `ImageProcess` interface, which is used for data processing on cloud
+- Add `Qrcode` interface, which is used for qrcode recognition
+- Add `QrcodeGenerate` interface, which is used for generate qrcode
+- Add `DetectLabel` interface, which is used for detect image label
+- Add `PutBucketImageStyle` interface, which is used for add bucket image style
+- Add `GetBucketImageStyle` interface, which is used for get bucket image style
+- Add `DeleteBucketImageStyle` interface, which is used for delete bucket image style
+- Add `PutBucketGuetzli` interface, which is used for open bucket guetzli state
+- Add `GetBucketGuetzli` interface, which is used for get bucket guetzli state
+- Add `DeleteBucketGuetzli` interface, which is used for close bucket guetzli state
 
 2.1.5 to 2.1.6
 ----------

src/Qcloud/Cos/Client.php

@@ -92,7 +92,7 @@
  * @method object DeleteBucketGuetzli (array $arg)
  */
 class Client extends GuzzleClient {
-    const VERSION = '2.2.0';
+    const VERSION = '2.2.1';
 
     public $httpClient;