Created OnheapDecodedCell and OffheapDecodedExtendedCell objects with duplicate copy of ByteBuffer's underlying array instead of original ByteBuffer Signed-off-by: Andrew Purtell <apurtell@apache.org> Signed-off-by: Pankaj Kumar<pankajkumar@apache.org> (cherry picked from commit c198f23e5eb078abc47d4c3439477c6c2b4d5136)