NTA-43 Update to support switching the log files in the upload directory
NTA-50 Update to support the pagination for listing the transactions
NTA-51 Fix to handle the actionStatus of PREPARE_OK in HanlderService::end()
Merge pull request #57 from zhfeng/NTA-50

NTA-50 pagination
Merge pull request #58 from zhfeng/NTA-51

NTA-51 Can not handle the actionStatus of PREPARE_OK