GitHub user zjffdu reopened a pull request:
https://github.com/apache/zeppelin/pull/2486
[ZEPPELIN-2768]. Bump up Spark version to 2.2.0
### What is this PR for?
Spark 2.2.0 is just released, this PR is to support spark 2.2.0.
### What type of PR is it?
[Improvement]
### Todos
* [ ] - Task
### What is the Jira issue?
* https://issues.apache.org/jira/browse/ZEPPELIN-2768
### How should this be tested?
Travis is updated
### Screenshots (if appropriate)
### Questions:
* Does the licenses files need update? No
* Is there breaking changes for older versions? No
* Does this needs documentation? No
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/zjffdu/zeppelin ZEPPELIN-2768
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/zeppelin/pull/2486.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #2486
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