Add DCO (#111)

CONTRIBUTING.md

@@ -1,4 +1,15 @@
-# Contribution Guidelines
+# How to Contribute
+
+AppsCode projects are [Apache 2.0 licensed](LICENSE) and accept contributions via
+GitHub pull requests.  This document outlines some of the conventions on
+development workflow, commit message formatting, contact points and other
+resources to make it easier to get your contribution accepted.
+
+## Certificate of Origin
+By contributing to this project you agree to the Developer Certificate of
+Origin (DCO). This document was created by the Linux Kernel community and is a
+simple statement that you, as a contributor, have the legal right to make the
+contribution. See the [DCO](DCO) file for details.
 
 ## Developer Guide
 We have a [Developer Guide](/docs/developer-guide/README.md) that outlines everything you need to know from setting up your
@@ -13,16 +24,16 @@ If you have found a bug with KubeDB or want to request for new features, please
  - For CLI issues, file a bug under [k8sdb/cli](https://github.com/k8sdb/cli) repository.
  - For Backend operator issues, file a bug under [k8sdb/operator](https://github.com/k8sdb/operator) repository.
 
-## Submit PR
-If you fix a bug or developed a new feature, feel free to submit a PR. In either case, please file a Github issue first, so that we can have a discussion on it.
+## Contribution Flow
+If you fix a bug or developed a new feature, feel free to submit a PR. In either case, please file a Github issue first, so that we can have a discussion on it. This is a rough outline of what a contributor's workflow looks like:
+
+- Create a topic branch from where you want to base your work (usually master).
+- Make commits of logical units.
+- Push your changes to a topic branch in your fork of the repository.
+- Make sure the tests pass, and add any new tests as appropriate.
+- Submit a pull request to the original repository.
 
-1. Fork the git repo.
-2. Add Your changes
-3. Add Test Cases to verify the changes
-4. Run the tests
-5. Build the project
-6. Run e2e tests
-7. Submit PR. And there you go.
+Thanks for your contributions!
 
 ## Spread the word
 If you have written blog post or tutorial on KubeDB, please share it with us on [Twitter](https://twitter.com/AppsCodeHQ) or [Slack](https://slack.appscode.com).

DCO

@@ -0,0 +1,36 @@
+Developer Certificate of Origin
+Version 1.1
+
+Copyright (C) 2004, 2006 The Linux Foundation and its contributors.
+660 York Street, Suite 102,
+San Francisco, CA 94110 USA
+
+Everyone is permitted to copy and distribute verbatim copies of this
+license document, but changing it is not allowed.
+
+
+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.