TAJO-995: HiveMetaStoreClient wrapper should retry the connection
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/tajo
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/tajo
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/tajo
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/tajo
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/tajo
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/tajo
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/tajo
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/tajo
TAJO-1062: Update TSQL documentation
TAJO-1060: Apply updated hadoop versions to README and BUILDING files. (jinho)

Closes #158
TAJO-1061: Update build documentation. (jaehwa)

Closes #157
Update tsql documentation.
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/tajo into TAJO-1062
Update some typos
TAJO-1078: Update contributor list.

Closes #165
TAJO-1074: Query calculates wrong progress before subquery init. (jinho)

Closes #162
Rename back_command.rst
Use "Tajo" instead of "tajo"
TAJO-962: Column reference used in LIMIT clause incurs NPE.

Closes #164