removed unused imports

Setup.py

@@ -13,7 +13,6 @@ except ImportError:
 from functools import partial
 import traceback
 from settings import SensorType
-from Logger import Logger
 
 class Setup(object):
 

all.py

@@ -4,10 +4,6 @@
 
 try:
 	from tinkerforge.ip_connection import IPConnection
-	from tinkerforge.bricklet_temperature import Temperature
-	from tinkerforge.bricklet_humidity import Humidity
-	from tinkerforge.bricklet_ambient_light import AmbientLight
-	from tinkerforge.bricklet_barometer import Barometer
 except ImportError:
 	print("package 'tinkerforge' not installed, canceling")
 	raise