Changes to CONTRIBUTING.md. All files

CONTRIBUTING.md

new file mode 100644@@ -0,0 +1,28 @@++# Developer's Certificate of Origin 1.1++By making a contribution to this project, I certify that:++ (a) The contribution was created in whole or in part by me and I+     have the right to submit it under the open-source license+     indicated in the file; or++ (b) The contribution is based upon previous work that, to the best+     of my knowledge, is covered under an appropriate open source+     license and I have the right under that license to submit that+     work with modifications, whether created in whole or in part+     by me, under the same open-source license (unless I am+     permitted to submit under a different license), as indicated+     in the file; or++ (c) The contribution was provided directly to me by some other+     person who certified (a), (b), or (c) and I have not modified+     it.++ (d) I understand and agree that this project and the contribution+     are public and that a record of the contribution (including all+     personal information I submit with it, including my sign-off) is+     maintained indefinitely and may be redistributed consistent with+     this project or the open source license(s) involved.++