Docs/agera/url (#66)

* absolute paths and product links

* Update README.md

* updated license path per review

* updated workspace path

* updated last links

README.md

@@ -10,14 +10,14 @@ description: "This repo contains .NET Core samples that demonstrate how to use t
 
 # Digital Twins Samples
 
-[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT) [![Contribute](https://img.shields.io/badge/PR%27s-welcome-brightgreen.svg)](CONTRIBUTING.md)
+[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT) [![Contribute](https://img.shields.io/badge/PR%27s-welcome-brightgreen.svg)](https://github.com/Azure-Samples/digital-twins-samples-csharp/blob/master/CONTRIBUTING.md)
 
 This repo contains .NET Core samples that demonstrate how to use the Azure Digital Twins platform. Each folder contains a separate .NET Core app.  
 
 See the `README.md` in each sub-folder for specific details about each app:
 
-* [Occupancy sample](./occupancy-quickstart/README.md)
-* [Device Connectivity sample](./device-connectivity/README.md)
+* [Occupancy sample](https://github.com/Azure-Samples/digital-twins-samples-csharp/tree/master/occupancy-quickstart/README.md)
+* [Device Connectivity sample](https://github.com/Azure-Samples/digital-twins-samples-csharp/tree/master/device-connectivity/README.md)
 
 ## Get Started
 
@@ -31,17 +31,23 @@ cd digital-twins-samples-csharp
 
 The repo contains several standalone projects:
 
-* The [Occupancy](./occupancy-quickstart/README.md) sample is suggested as a first example to gain familiarity with Digital Twins.
-* The [Device Connectivity](./device-connectivity/README.md) sample demonstrates how to connect a device to Digital Twins and submit sensory data.
+* The [Occupancy](https://github.com/Azure-Samples/digital-twins-samples-csharp/tree/master/occupancy-quickstart/README.md) sample is suggested as a first example to gain familiarity with Digital Twins.
+* The [Device Connectivity](https://github.com/Azure-Samples/digital-twins-samples-csharp/tree/master/device-connectivity/README.md) sample demonstrates how to connect a device to Digital Twins and submit sensory data.
 
 For corresponding documentation, please see the project `README's` above.
 
 ## Visual Studio Code
 
-A [workspace file](./digital-twins-samples.code-workspace) containing all the apps is included for [Visual Studio Code](https://code.visualstudio.com/) users.
+A [workspace file](https://github.com/Azure-Samples/digital-twins-samples-csharp/blob/master/digital-twins-samples.code-workspace) containing all the apps is included for [Visual Studio Code](https://code.visualstudio.com/) users.
 
 Alternatively, each app can be opened individually.
 
 ## Licensing and Use
 
-Azure Digital Twins Samples are [MIT Licensed](./LICENSE.md).
+Azure Digital Twins Samples are [MIT Licensed](https://github.com/Azure-Samples/digital-twins-samples-csharp/blob/master/LICENSE.md).
+
+## See also
+
+* Azure Digital Twins [product documentation](https://docs.microsoft.com/azure/digital-twins/)
+
+* Azure Digital Twins [User-defined functions client library reference](https://docs.microsoft.com/azure/digital-twins/reference-user-defined-functions-client-library)