Proto commits in ContinuumIO/libhdfs3-downstream

These 3 commits are when the Protocol Buffers files have changed:

Commit:7eb4283
Author:Martin Durant

corrections

The documentation is generated from this commit.

Commit:c0f7eab
Author:Martin Durant

https://github.com/bdrosen96/libhdfs3/pull/11/files

Commit:18ae956
Author:Wes McKinney

Add script to sync downstream libhdfs3 repo with upstream Apache HAWQ (incubating)

The documentation is generated from this commit.