PULL_REQUEST_TEMPLATE in koala-3.0.0.rc vs PULL_REQUEST_TEMPLATE in koala-3.0.0.rc2

@@ -4,6 +4,8 @@
 
 [ ] My PR has tests and they pass!
 [ ] The live tests pass for my changes (`LIVE=true rspec` -- unrelated failures are okay).
 [ ] The PR is based on the most recent master commit and has no merge conflicts.
 
-If you have any questions, feel free to open an issue or comment on your PR!
+If you have any questions, feel free to open an issue or comment on your PR!
+
+Note: Koala has a [code of conduct](https://github.com/arsduo/koala/blob/master/code_of_conduct.md). Check it out.
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