Merge pull request #345 from p-bo/patch-1

doc(contributing):  add Translations section

Author: thomas-dkmt

docs/project/contributing.md

@@ -1,7 +1,7 @@
 # Contributing
 
 How to contribute to XCP-ng? There are many ways of contributing:
-* by giving some of your time to work on the project. Code isn't the only way! Community support, documentation, testing…
+* by giving some of your time to work on the project. Code isn't the only way! Community support, translation, documentation, testing…
 * with money, by subscribing to [Pro Support](https://vates.tech), which funds further developments.
 
 ## 💁 Help others
@@ -14,6 +14,10 @@ You don't have to be a programmer/IT-nerd to help at this project. Just ask or o
 
 We are happy about every helping hand!
 
+## 🌍 Translations
+
+[Help us translate the built-in web interface (XO Lite) in more languages!](http://translate.vates.tech/engage/xen-orchestra/)
+
 ## ✍️ Write documentation
 
 Contribute to our documentation with pull requests modifying the files in this very documentation. At the bottom of each page (including this one!), you can find a "🖊️ Edit this page" link. Click on it and contribute!