Merge pull request javascript-tutorial#177 from kitiya/patch-7

Changing 'leader' to 'user'

Author: iliakan

1-js/05-data-types/11-json/1-serialize-object/task.md

@@ -4,7 +4,7 @@ importance: 5
 
 # Turn the object into JSON and back
 
-Turn the `leader` into JSON and then read it back into another variable.
+Turn the `user` into JSON and then read it back into another variable.
 
 ```js
 let user = {