Adding link to the Erwhi Hedgehog

Referencing [Erwhi Hedgehog](https://gbr1.github.io/erwhi_hedgehog.html) by [Giovanni Bruno](https://github.com/gbr1)

examples/readme.md

@@ -61,3 +61,4 @@ For a detailed explanations and API documentation see our [Documentation](../doc
 14. [PINTO0309/MobileNet-SSD-RealSense](https://github.com/PINTO0309/MobileNet-SSD-RealSense) - RaspberryPi3 or Ubuntu + Multi Neural Compute Stick(NCS/NCS2) + RealSense D435 + MobileNet-SSD(MobileNetSSD) + Background Multi-transparent(Simple multi-class segmentation) + FaceDetection + MultiGraph + MultiProcessing + MultiClustering
 15. [realsenseOnCyber](https://github.com/mickeyouyou/realsenseOnCyber) Realsense module Based on Apollo Cyber RT
 16. [Raspberry Pi Handheld 3D Scanner](https://eleccelerator.com/pi-handheld-3d-scanner/) by [Frank Zhao](https://github.com/frank26080115)
+17. [Erwhi Hedgehog](https://gbr1.github.io/erwhi_hedgehog.html) by [Giovanni Bruno](https://github.com/gbr1) - Open-Source Hardware and Software design featuring Intel RealSense, UP-Squared and Intel Movidius technologies