1  # Contributing
 2  
 3  All contributors are required to "sign-off" their commits (using git commit -s)
 4  to indicate that they have agreed to the
 5  [Developer Certificate of Origin](https://developercertificate.org/),
 6  reproduced below.
 7  
 8  ```
 9  Developer Certificate of Origin
10  Version 1.1
11  
12  Copyright (C) 2004, 2006 The Linux Foundation and its contributors.
13  1 Letterman Drive
14  Suite D4700
15  San Francisco, CA, 94129
16  
17  Everyone is permitted to copy and distribute verbatim copies of this
18  license document, but changing it is not allowed.
19  
20  
21  Developer's Certificate of Origin 1.1
22  
23  By making a contribution to this project, I certify that:
24  
25  (a) The contribution was created in whole or in part by me and I
26      have the right to submit it under the open source license
27      indicated in the file; or
28  
29  (b) The contribution is based upon previous work that, to the best
30      of my knowledge, is covered under an appropriate open source
31      license and I have the right under that license to submit that
32      work with modifications, whether created in whole or in part
33      by me, under the same open source license (unless I am
34      permitted to submit under a different license), as indicated
35      in the file; or
36  
37  (c) The contribution was provided directly to me by some other
38      person who certified (a), (b) or (c) and I have not modified
39      it.
40  
41  (d) I understand and agree that this project and the contribution
42      are public and that a record of the contribution (including all
43      personal information I submit with it, including my sign-off) is
44      maintained indefinitely and may be redistributed consistent with
45      this project or the open source license(s) involved.
46  ```
47  
48  Please [send patches](https://git-send-email.io) to
49  [mail@beyermatthias.de](mailto://mail@beyermatthias.de) using
50  `--no-chain-reply-to` (or `git config sendemail.chainReplyTo false`).
51  
52  If you send a set of patches, please provide a cover letter.