Update README.md

Author: grega

examples/python-aircraft-monitor/README.md

@@ -1,6 +1,6 @@
 # Python aircraft monitor
 
-Uses the Flight Finder API to monitor for nearby flights matching an aircraft type, and then alerting if they match particular thresholds: 
+Uses the Flight Finder API to monitor for nearby flights matching an aircraft type, and then alerting if they match particular conditions and thresholds: 
 
 https://github.com/grega/python-aircraft-monitor