opened
csutorasr
username_0
All travis code is changed to circleci.

## PR Checklist
Please check if your PR fulfills the following requirements:

- [x] The commit message follows our guidelines: https://github.com/angular/angular/blob/master/CONTRIBUTING.md#commit
- [ ] Tests for the changes have been added (for bug fixes / features)
- [x] Docs have been added / updated (for bug fixes / features)


## PR Type
What kind of change does this PR introduce?

<!-- Please check the one that applies to this PR using "x". -->
```
[ ] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[ ] Build related changes
[x] CI related changes
[ ] Documentation content changes
[ ] angular.io application / infrastructure changes
[ ] Other... Please describe:
```

Issue Number: #21709 

## Other information
Testing with CircleCI
issue
created
csutorasr
username_0
Hi!

Then take it as a proof of concept and I help you.
comment