fixed urls in showcase.md

Author: ivan-saorin

registry/showcase.md

@@ -1,7 +1,7 @@
 ### Images
 
-![The RandomMsg widget displaying a Douglas Adams](https://raw.githubusercontent.com/ivan-saorin/adf-widget-wysiwyg/master/registry/adf-widget-randommsg-01.png "The RandomMsg widget displaying a Douglas Adams")
+![The RandomMsg widget displaying a Douglas Adams](https://raw.githubusercontent.com/sdorra/adf-widget-randommsg/master/registry/adf-widget-randommsg-01.png "The RandomMsg widget displaying a Douglas Adams")
 ###### The RandomMsg widget displaying a Douglas Adams
 
-![RandomMsg widget configuration](https://raw.githubusercontent.com/ivan-saorin/adf-widget-wysiwyg/master/registry/adf-widget-randommsg-02.png "RandomMsg widget configuration")
+![RandomMsg widget configuration](https://raw.githubusercontent.com/sdorra/adf-widget-randommsg/master/registry/adf-widget-randommsg-02.png "RandomMsg widget configuration")
 ###### RandomMsg widget configuration