Merge pull request hotosm#204 from vickystickz/patch-1

Update CONTRIBUTING.md

CONTRIBUTING.md

@@ -4,3 +4,7 @@
 
 :+1::tada: First off, I'm really glad you're reading this, because we need volunteer developers to help with the development of fAIr! :tada::+1:
 We welcome and encourage contributors of all skill levels and we are committed to making sure your participation in our tech collective is inclusive, enjoyable and rewarding. If you have never contributed to an open-source project before, we are a good place to start and will make sure you are supported every step of the way. If you have **any** questions, please ask!
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+## Code contributions
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+Fork repo, Maintain your local changes on branch and Create pull requests (PRs) for changes that you think are needed. We would really appreciate your help!