### What is this PR for?
Following the PR #1356, we now have the contribution documentation to on Apache Zeppelin Website.
We can now remove the contributing files from the repository, and replace the links to that documentation.
### What type of PR is it?
Documentation
### What is the Jira issue?
https://issues.apache.org/jira/browse/ZEPPELIN-1414
### How should this be tested?
Just check if there is other CONTRIBUTING.md files and if there is other links to replace
### Questions:
* Does the licenses files need update? No
* Is there breaking changes for older versions? No
* Does this needs documentation? No
Author: Damien CORNEAU <corneadoug@gmail.com>
Closes#1406 from corneadoug/ZEPPELIN-1414 and squashes the following commits:
4347043 [Damien CORNEAU] change a how to contribute link to the webiste in the docs
faf3e11 [Damien CORNEAU] Make links to contribution material point to the website
cb4b5f7 [Damien CORNEAU] Remove contributing files from RAT
7810f57 [Damien CORNEAU] Remove contributing files
### What is this PR for?
git repo infra have moved from incubator-zeppelin to zeppelin
### What type of PR is it?
Hot Fix
### Questions:
* Does the licenses files need update? No
* Is there breaking changes for older versions? No
* Does this needs documentation? No
Author: Mina Lee <minalee@apache.org>
Closes#983 from minahlee/ZEPPELIN-980 and squashes the following commits:
7542c31 [Mina Lee] remove travis url after travis migration is done
3793b38 [Mina Lee] Move git repository from incubator-zeppelin to zeppelin
### What is this PR for?
PR template can be added automatically by GitHub when a PR is opened.
https://help.github.com/articles/creating-a-pull-request-template-for-your-repository/
Proposing some changes to PR template wordings.
### What type of PR is it?
Improvement
### Todos
* [x] - Add template
### Is there a relevant Jira issue?
N/A
### How should this be tested?
Open a new PR.
### Screenshots (if appropriate)
N/A
### Questions:
* Does the licenses files need update? N/A
* Is there breaking changes for older versions? N/A
* Does this needs documentation? N/A
Author: Felix Cheung <felixcheung_m@hotmail.com>
Closes#748 from felixcheung/prtemplate and squashes the following commits:
9280ba7 [Felix Cheung] update contributing.md
aa56917 [Felix Cheung] add rat exclude to the right list
4a14447 [Felix Cheung] fix rat
5d5e067 [Felix Cheung] move
4360a47 [Felix Cheung] move to .github
43f9418 [Felix Cheung] format update
045308a [Felix Cheung] jira link
60e361b [Felix Cheung] add template
