Stopped working on IGNITE-1164 and IGNITE-1139

[Denis Magda]

The tickets were reported because of several bugs at the tcp discovery
layer.
All those bugs were investigated and fix.

You may find more info in tickets comments:
https://issues.apache.org/jira/browse/IGNITE-1164
https://issues.apache.org/jira/browse/IGNITE-1139

--
Denis