Add @since tags to all methods in public namespace

* enhance the app development experience - you can look up the
  method introduction right inside the code without searching
  via git blame
* easier to write apps for multiple versions

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/public/image.php b/lib/public/image.php
index cf30bacd899..ebcae80f8e8 100644
--- a/lib/public/image.php
+++ b/lib/public/image.php
@@ -33,6 +33,7 @@ namespace OCP;
 
 /**
  * This class provides functions to handle images
+ * @since 6.0.0
  */
 class Image extends \OC_Image {
 }