cleanup the imports

aman/com/Euroscope.py

@@ -1,6 +1,5 @@
 #!/usr/bin/env python
 
-import ctypes
 import glob
 import os
 import sys
@@ -9,10 +8,9 @@ import time
 import zmq
 import zmq.auth
 
-from aman.com import AircraftReport_pb2
 from aman.com import Communication_pb2
 from aman.config.Server import Server
-from threading import Thread, _active
+from threading import Thread
 
 class ComThread(Thread):
     def __init__(self, com, aman):