Preparing for release 1.6.8

Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>

Preparing for release 1.6.7

Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>

Preparing for release 1.6.6

Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>

ORC 1.5.12 release

Preparing for release 1.6.5

Signed-off-by: Owen O'Malley <omalley@apache.org>

Fix version in java benchmark.

Preparing for release 1.5.11

Signed-off-by: Owen O'Malley <omalley@apache.org>

ORC-616: In Patched Base encoding, the value of headerThirdByte goes …

…beyond the range of byte

Fixes apache#501

Signed-off-by: Owen O'Malley <omalley@apache.org>

ORC-616: In Patched Base encoding, the value of headerThirdByte goes …

…beyond the range of byte

Fixes apache#501

Signed-off-by: Owen O'Malley <omalley@apache.org>

ORC 1.5.9