whoops... stashed

ogn/model/beacon.py

@@ -16,7 +16,7 @@ class Beacon(AbstractConcreteBase, Base):
 
     name = Column(String)
     receiver_name = Column(String(9))
-    dstcall = None
+    dstcall = Column(String)
     timestamp = Column(DateTime, index=True)
     symboltable = None
     symbolcode = None

ogn/model/device.py

@@ -16,6 +16,8 @@ class Device(Base):
     software_version = Column(Float)
     hardware_version = Column(SmallInteger)
     real_address = Column(String(6))
+    firstseen = Column(DateTime, index=True)
+    lastseen = Column(DateTime, index=True)
 
     # Relations
     aircraft_beacons = relationship('AircraftBeacon')