FAB-9356 add CODE_OF_CONDUCT.md

Change-Id: I55575fe968ebeb966fe938e7815d836706eb126c
Signed-off-by: Christopher Ferris <[email protected]>

Author: christo4ferris

CODE_OF_CONDUCT.md

@@ -0,0 +1,8 @@
+Code of Conduct Guidelines
+==========================
+
+Please review the Hyperledger [Code of
+Conduct](https://wiki.hyperledger.org/community/hyperledger-project-code-of-conduct)
+before participating. It is important that we keep things civil.
+
+<a rel="license" href="http://creativecommons.org/licenses/by/4.0/"><img alt="Creative Commons License" style="border-width:0" src="https://i.creativecommons.org/l/by/4.0/88x31.png" /></a><br />This work is licensed under a <a rel="license" href="http://creativecommons.org/licenses/by/4.0/">Creative Commons Attribution 4.0 International License</a>.