--- a/client/src/AnnotationPlugin.js	Wed Jun 28 12:54:48 2017 +0200
+++ b/client/src/AnnotationPlugin.js	Wed Jun 28 13:29:07 2017 +0200
@@ -47,7 +47,7 @@
       }
 
       if (onChange) {
-        onChange(text);
+        onChange(text, startOffset, endOffset);
       }
     }