changelog from 0.6.2

changelog.md

@@ -121,3 +121,12 @@ only be triggered at the end of a transction. The current criterion is: save at
 the necessity for external control of the save mechanism.
 * Created a `ReceiverBuilder` to allow people to costumize the way the queue is saved.
 This includes altering the above defaults or disabling queue saving altogther.
+
+
+# Version 0.6.2:
+
+* Created a `QueueIter` which allows to iterate through a queue as a list. The interface
+is completely synchronous and has less overhead than just using the `Receiver`, besides
+leading to clearer code.
+* Documented some undocumented items.
+* Upgraded dependencies and reduced the total number of them.