feat(readme): add contributing guide

README.md

@@ -1,10 +1,10 @@
-# Microsoft Azure Notification Hubs
+# Microsoft Azure Notification Hubs SDK for iOS
 
 Azure Notification Hubs provide an easy-to-use, multiplatform, scaled-out push infrastructure that enables you to send mobile push notifications from any backend (in the cloud or on-premises) to any mobile platform. To learn more, visit our [Developer Center](https://azure.microsoft.com/en-us/documentation/services/notification-hubs).
 
 ## Getting Started
 
-If you are new to Notification Hubs, you can get started by following our tutorials to push notifications to your [iOS apps](https://azure.microsoft.com/en-us/documentation/articles/notification-hubs-ios-get-started/), [Android apps](https://azure.microsoft.com/en-us/documentation/articles/notification-hubs-android-get-started/), and [Windows Universal apps](https://azure.microsoft.com/en-us/documentation/articles/notification-hubs-windows-store-dotnet-get-started/).
+If you are new to Notification Hubs, you can get started by following our tutorials to push notifications to your [iOS apps](https://azure.microsoft.com/en-us/documentation/articles/notification-hubs-ios-get-started/).
 
 ## Download Source Code
 
@@ -14,12 +14,20 @@ To get the source code of our SDKs via **git** just type:
 
 ## Useful Resources
 
-* [Samples](https://github.com/azure/azure-notificationhubs-ios/tree/master/Samples/) in [Objective-C](https://github.com/azure/azure-notificationhubs-ios/tree/master/Samples/Objective-C/)
+* [Samples](https://github.com/azure/azure-notificationhubs-ios/tree/master/Samples/) in [Objective-C](https://github.com/azure/azure-notificationhubs-ios/tree/master/Samples/Objective-C/) and [Swift](https://github.com/Azure/azure-notificationhubs-ios/tree/master/Samples/Swift)
 * Tutorials and product overview are available at [Microsoft Azure Notification Hubs Developer Center](https://azure.microsoft.com/en-us/documentation/services/notification-hubs).
 * Our product team actively monitors the [Notification Hubs Developer Forum](http://social.msdn.microsoft.com/Forums/en-US/notificationhubs/) to assist you with any troubles.
 
-## Contribute Code or Provide Feedback
+## Contributing
 
-If you would like to become an active contributor to this project please follow the instructions provided in [Microsoft Azure Projects Contribution Guidelines](http://azure.github.com/guidelines.html).
+This project welcomes contributions and suggestions.  Most contributions require you to agree to a
+Contributor License Agreement (CLA) declaring that you have the right to, and actually do, grant us
+the rights to use your contribution. For details, visit https://cla.microsoft.com.
 
-If you encounter any bugs with the library please file an issue in the [Issues](https://github.com/Azure/azure-notificationhubs-ios/issues) section of the project.
+When you submit a pull request, a CLA-bot will automatically determine whether you need to provide
+a CLA and decorate the PR appropriately (e.g., label, comment). Simply follow the instructions
+provided by the bot. You will only need to do this once across all repos using our CLA.
+
+This project has adopted the [Microsoft Open Source Code of Conduct](https://opensource.microsoft.com/codeofconduct/).
+For more information see the [Code of Conduct FAQ](https://opensource.microsoft.com/codeofconduct/faq/) or
+contact [opencode@microsoft.com](mailto:opencode@microsoft.com) with any additional questions or comments.