Merge pull request #5 from dianping/cosmos-hive-0.11.0

pull dianping
HIVE-3772: Fix a concurrency bug in LazyBinaryUtils due to a static field
HIVE-5149: ReduceSinkDeDuplication can pick the wrong partitioning columns
Merge pull request #39 from lalaguozhe/cosmos-hive-0.11.0

Fix bug HIVE-3772 HIVE-5149