Update.

README.md

@@ -15,5 +15,7 @@ The project consists of:
 *  [slapos](./slapos) - SlapOS software releases' profiles
 *  [bt5](./bt5) - various business templates for OSIE integration into ERP5 / Wendelin
 *  [oi-sensor](./oi-sensor) - Optical Inspection sensor implementation in Python3 with OpenCV wrapped as OPC UA server
+*  [oi-line](./oi-line) - Optical Inspection conveyor line implementation using rPLC coupler and oi-sensor
+
 
 For more information please visit https://www.osie-project.eu/ and https://rplc.nexedi.com/