Merge pull request chuanenlin#3 from AndrewKinsman/master

Update README.md

Author: chuanenlin

README.md

@@ -26,7 +26,7 @@ make
 
 Open terminal in the root directory of the **darknet** executable and enter:
 ```
-./darknet detector test cfg/yolo-drone.data cfg/yolo-drone.cfg weights/yolo-drone.weights data/drone.jpg
+./darknet detector test cfg/drone.data cfg/yolo-drone.cfg weights/yolo-drone.weights data/drone.jpg
 ```
 
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