[ZEPPELIN-4557] Fix miss apache license header

### What is this PR for?
Fix miss apache license header
### What type of PR is it?
[Bug Fix]

### What is the Jira issue?
 [ZEPPELIN-4557]

### How should this be tested?
https://travis-ci.org/vthinkxie/zeppelin/builds/637915032

### Questions:
* Does the licenses files need update? no
* Is there breaking changes for older versions? no
* Does this needs documentation? no

Author: vthinkxie <yadong.xyd@alibaba-inc.com>

Closes #3599 from vthinkxie/ZEPPELIN-4557 and squashes the following commits:

38112dfaa [vthinkxie] [ZEPPELIN-4557] Fix miss apache license header
6 files changed
tree: 308d6cc0809ec05bb61d77543604c9e2afd11a76
  1. .github/
  2. _tools/
  3. alluxio/
  4. angular/
  5. beam/
  6. bigquery/
  7. bin/
  8. cassandra/
  9. conf/
  10. dev/
  11. docs/
  12. elasticsearch/
  13. file/
  14. flink/
  15. geode/
  16. groovy/
  17. hazelcastjet/
  18. hbase/
  19. helium-dev/
  20. ignite/
  21. java/
  22. jdbc/
  23. k8s/
  24. kotlin/
  25. ksql/
  26. kylin/
  27. lens/
  28. licenses/
  29. livy/
  30. markdown/
  31. neo4j/
  32. notebook/
  33. pig/
  34. python/
  35. r/
  36. rlang/
  37. sap/
  38. scalding/
  39. scio/
  40. scripts/
  41. shell/
  42. spark/
  43. sparql/
  44. submarine/
  45. testing/
  46. zeppelin-display/
  47. zeppelin-distribution/
  48. zeppelin-examples/
  49. zeppelin-integration/
  50. zeppelin-interpreter/
  51. zeppelin-interpreter-api/
  52. zeppelin-interpreter-integration/
  53. zeppelin-interpreter-parent/
  54. zeppelin-jupyter/
  55. zeppelin-jupyter-interpreter/
  56. zeppelin-jupyter-interpreter-shaded/
  57. zeppelin-plugins/
  58. zeppelin-server/
  59. zeppelin-web/
  60. zeppelin-web-angular/
  61. zeppelin-zengine/
  62. .appveyor.yml
  63. .gitignore
  64. .travis.yml
  65. LICENSE
  66. NOTICE
  67. pom.xml
  68. README.md
  69. Roadmap.md
  70. SECURITY-README.md
  71. STYLE.md
  72. travis_check.py
README.md

Apache Zeppelin

Documentation: User Guide
Mailing Lists: User and Dev mailing list
Continuous Integration: Build Status
Contributing: Contribution Guide
Issue Tracker: Jira
License: Apache 2.0

Zeppelin, a web-based notebook that enables interactive data analytics. You can make beautiful data-driven, interactive and collaborative documents with SQL, Scala and more.

Core feature:

  • Web based notebook style editor.
  • Built-in Apache Spark support

To know more about Zeppelin, visit our web site https://zeppelin.apache.org

Getting Started

Install binary package

Please go to install to install Apache Zeppelin from binary package.

Build from source

Please check Build from source to build Zeppelin from source.