Merge pull request #2747 from fulldecent/patch-3

Add encouraging text for new contributors, fixes #2746

readme.md

@@ -17,6 +17,13 @@ Build Instructions
  * Click the `Run` button in the toolbar
  * If the above doesn't work, please file a [bug report](https://github.com/sequelpro/sequelpro/issues/new)
 
+Contributing
+============
+
+The best way to help the project is to use our [test builds](https://sequelpro.com/test-builds) and report any issues (both bugs and missing features) in [the issue tracker](https://github.com/sequelpro/sequelpro/issues). If you want to get more involved, then you can comment on issues written by other people or send us a pull request.
+
+Please see our [projects page](https://github.com/sequelpro/sequelpro/projects). This lists the issues where we would most like your help. There are simple and difficult tasks there so new contributors should be able to get started.
+
 License
 =======