Update README.md

README.md

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-A python module to interpret WSJT-X udp packets
+A python module to interpret and create WSJT-X UDP packets
 
 Developed and tested with Python >= 3.6
 
-Still In Progress
-
-
+Sample programs for:
+  * Setting the WSJT-X Grid Square from an external GPS
+  * Coloring callsigns in WSJT-X based on N1MM Logger+ dupe and multiplier status
+  
+  
+Example screen display for colorized callsigns:
+![WSJT-X with colorized callsigns](https://github.com/bmo/py-wsjtx/images/colorized_wsjtx.PNG)