Added Readme file

README.md

+# Group 16 IOT Project - DoorBell Cam
+
+## Instructions on getting started
+
+Step 1: Install the dependencies
+
+```
+pip install -r requirements.txt
+cd facial_recognition
+pip install -r requirements.txt
+```
+
+Step 2: Run the application
+
+```
+python3 whos_at_the_door.py
+```