Apache ORC 1.7.2?

[Dongjoon Hyun <do...@gmail.com>]

Hi, All.

`branch-1.7` has the following patches including ORC-1059 which is required
for Apache Hive.

ORC-492: Avoid potential ArrayIndexOutOfBoundsException when getting
WriterVersionn (#961)
ORC-915: Remove io.netty.netty from Spark benchmark (#822)
ORC-938: Bump netty-all from 4.1.42.Final to 4.1.66.Final (#819)
ORC-957: Bump netty-all from 4.1.66.Final to 4.1.67.Final (#870)
ORC-948: Add hive benchmark integration tests (#860)
ORC-1012: Support specifying columns in orc-scan (#921)
ORC-1017: Add sizes tool to determine and display the sizes of each column
in a set of files. (#925)
ORC-1021: Add -fno-omit-frame-pointer in DEBUG and RELWITHDEBINFO builds
(#932)
ORC-1023: Support writing bloom filters in ConvertTool (#933)
ORC-1041: Use `memcpy` during LZO decompression (#958)
ORC-1051: Update benchmark dependencies (#964)
ORC-1053: Fix time zone offset precision when convert tool converts
`LocalDateTime` to `Timestamp` is not consistent with the internal default
precision of ORC (#967)
ORC-1059: Align findColumns behavior between 1.6 and 1.7 release (#972)

I'm going to test and roll out the Apache ORC 1.7.2 RC1 tomorrow.

Please let me know if we need more patches.

Dongjoon.