pubnub/java — pull request #26 by ntoskrnl (2014-10-31 23:05:00+00:00)
Title: Fix for callback not being added in the arguments  in PubnubCore.publish()

In the method (the one that takes JSONObject) `PubnubCore.publish()` you forgot to add instance of `Callback` into the arguments map.
Spend a couple of hours to figure out what's wrong, until looked into the code.