[kudu-CR] KUDU-2104. Upgrade to Spark 2.2.0

["Grant Henke (Code Review)" <ge...@cloudera.org>]

Hello Kudu Jenkins,

I'd like you to reexamine a change.  Please visit

    http://gerrit.cloudera.org:8080/7720

to look at the new patch set (#2).

Change subject: KUDU-2104. Upgrade to Spark 2.2.0
......................................................................

KUDU-2104. Upgrade to Spark 2.2.0

Upgrades to Spark 2.2.0 and documents the Java 8
runtime requirement.

Also adjusts the Jenkins scripts to use Java 8 when
building and running.

Change-Id: If3c179816f02fa8cc3e942e803851881dda0a014
---
M build-support/jenkins/build-and-test.sh
M docs/developing.adoc
M docs/release_notes.adoc
M java/README.md
M java/gradle/dependencies.gradle
M java/pom.xml
6 files changed, 10 insertions(+), 4 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/kudu refs/changes/20/7720/2
-- 
To view, visit http://gerrit.cloudera.org:8080/7720
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Gerrit-MessageType: newpatchset
Gerrit-Change-Id: If3c179816f02fa8cc3e942e803851881dda0a014
Gerrit-PatchSet: 2
Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-Owner: Grant Henke <gr...@gmail.com>
Gerrit-Reviewer: Kudu Jenkins