Update README.md

README.md

 # 5Give
 
+This repository contains the code for the Correction Dissemination of the 5Give project.
+
+The directory structure is as follows
+```
+.
+├── parse_results   - Code related to parsing the results and generating the plots
+├── rtcm3_client    - Code for the MQTT Client
+└── rtcm3_relay     - Code for the MQTT Relay. 
+```
+
+The readme files in the individual directories provide the instructions for running them.