GitHub user 1ambda opened a pull request:
https://github.com/apache/zeppelin/pull/2265
[ZEPPELIN-2427] Hide navbar and noteAction bar when scrolling down
### What is this PR for?
Hide navbar and noteAction bar when scrolling down to
- **widen view area**
Here are few famous services which hiding their navbar too.
- https://www.kaggle.com/c/titanic
- https://github.com/1ambda (profile page)
### What type of PR is it?
[Improvement]
### Todos
* [x] - Add headroom.js
* [x] - Filter out useless dependencies
* [x] - Apply headroom.js
### What is the Jira issue?
[ZEPPELIN-2427](https://issues.apache.org/jira/browse/ZEPPELIN-2427)
### How should this be tested?
1. Open Zeppelin
2. Scroll down, up to see whether navbar and note action bar are hided or
not.
### Screenshots (if appropriate)

### Questions:
* Does the licenses files need update?
* Is there breaking changes for older versions?
* Does this needs documentation?
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/1ambda/zeppelin
ZEPPELIN-2427/hide-navbar-and-noteActionBar-scrolling-down
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/zeppelin/pull/2265.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 #2265
----
commit 0db5f3bde766cd6e27cb6b5f8f8b0badba27f3b1
Author: 1ambda <[email protected]>
Date: 2017-04-20T04:34:02Z
feat: Add headroom dep
commit 39e37154ac68a7bedc30a93c7dd66b5f27c805dd
Author: 1ambda <[email protected]>
Date: 2017-04-20T04:34:22Z
fix: Filter out useless deps
commit 7b7638803215699815827a3a8d40c8ae1e749370
Author: 1ambda <[email protected]>
Date: 2017-04-20T04:34:36Z
feat: Apply headroom.js
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