Add one of those here codes of conducts

Specfically this is an abbreviated version of the Contributor Covenant
which removes some of the more "lawyer-y" bits.

Author: Holiverh

CODE_OF_CONDUCT.md

@@ -0,0 +1,48 @@
+# Contributor Code of Conduct #####
+
+
+## Our Pledge ####
+
+In the interest of fostering an open and welcoming environment, we as
+contributors and maintainers pledge to making participation in our project
+and our community a harassment-free experience for everyone, regardless of
+age, body size, disability, ethnicity, gender identity and expression, level
+of experience, nationality, personal appearance, race, religion, sexual
+identity and orientation and so on.
+
+
+## Our Standards ####
+
+Examples of behaviour that contributes to creating a positive
+environment include:
+
+* Using welcoming and inclusive language
+* Being respectful of differing viewpoints and experiences
+* Gracefully accepting constructive criticism
+* Focusing on what is best for the community
+* Showing empathy towards other community members
+
+
+## Our Responsibilities ####
+
+Project maintainers are responsible for clarifying the standards of
+acceptable behaviour and are expected to take appropriate and fair
+corrective action in response to any instances of unacceptable behaviour.
+
+
+## Enforcement ####
+
+Instances of abusive, harassing, or otherwise unacceptable behaviour may be
+reported by contacting [the maintainers][maintainers]. All complaints will
+be reviewed and investigated and will result in a response that is deemed
+necessary and appropriate to the circumstances. All reported incidents
+will be treated with strict confidentiality.
+
+
+## Attribution ####
+
+This Code of Conduct is adapted from the
+[Contributor Covenant, version 1.4][original].
+
+[maintainers]: https://github.com/Holiverh
+[original]: https://www.contributor-covenant.org/version/1/4/code-of-conduct.html