Added contributing page

CONTRIBUTING.md

@@ -0,0 +1,21 @@
+# Contributing
+
+Contributions are **welcome** and will be fully **credited**.
+
+I accept contributions via Pull Requests on [Github](https://github.com/MarinX/agemobile).
+
+## Pull Requests
+
+- **Add tests!** - Your patch won't be accepted if it doesn't have tests.
+
+- **Document any change in behaviour** - Make sure the `README.md` and any other relevant documentation are kept up-to-date.
+
+- **Create feature branches** - Don't ask us to pull from your master branch.
+
+## Running Tests
+
+```bash
+$ go test
+```
+
+**Happy coding**!

README.md

@@ -92,7 +92,7 @@ No examples, yet! PR's welcome.
 
 ## Contributing
 
-PR's are welcome. Please read [CONTRIBUTING.md](https://github.com/MarinX/electrumrpc/blob/master/CONTRIBUTING.md) for more info
+PR's are welcome. Please read [CONTRIBUTING.md](https://github.com/MarinX/agemobile/blob/master/CONTRIBUTING.md) for more info
 
 ## License