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Fixes #808 BinaryShardedJedis.disconnect() may occur memory leak
This is work based on #815. I've changed some stuff on the test to check better that the correct client was being killed and that the tested connection was in the correct state
Change test name to something more descriptive
Change catch to handle expected exception
Merge pull request #819 from xetorthio/EdwardLee03-master-marcos

Reviewed version of Jedis Shard disconnect
gradle removal.
Merge pull request #821 from gubatron/master

gradle removal.