Github user corneadoug commented on the pull request:
https://github.com/apache/incubator-zeppelin/pull/534#issuecomment-164976691
Here is my contribution for your PR Description
```
### What is this PR for?
This PR has for goal to allow the user to search through the code in all
the paragraphs of all the notebooks
It add a simple 'search bar' to the nav-bar of Zeppelin WebApp, and an
in-memory fulltext search index of paragraphs to the backend.
### What type of PR is it?
Feature
### Todos
* [x] - Fix fypos :dancer: b853aa6
* [ ] - fix js issue in js console
* [ ] - update index on paragraph CRUD
* [x] - add license to zeppelin-distribution/src/bin_license/LICENSE
(backend for lucene, not sure about angular-resource as it is part of the
AngularJS codebase, but will add just in case)
* [ ] - add missing Apache headers
* [ ] - fix CI (now failing RAT on zengine Too many files with unapproved
license: 2 )
* [x] - index notebook names e80c3e5
* [x] - make NotebookRepoSync.sync() package private again
### Is there a relevant Jira issue?
https://issues.apache.org/jira/browse/ZEPPELIN-501
### How should this be tested?
Outline the steps to test the PR here.
### Screenshots (if appropriate)
### Questions:
* Does the licenses files need update? Yes, added to license files
* Is there breaking changes for older versions? No
* Does this needs documentation?
```
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