Removing unused imports

cura/CuraActions.py

@@ -1,4 +1,4 @@
-from PyQt5.QtCore import QObject, pyqtSlot, pyqtProperty, QUrl
+from PyQt5.QtCore import QObject, pyqtSlot, QUrl
 from PyQt5.QtGui import QDesktopServices
 
 from UM.Event import CallFunctionEvent

cura/PlatformPhysics.py

@@ -5,8 +5,6 @@ from PyQt5.QtCore import QTimer
 
 from UM.Scene.SceneNode import SceneNode
 from UM.Scene.Iterator.BreadthFirstIterator import BreadthFirstIterator
-from UM.Operations.TranslateOperation import TranslateOperation
-from UM.Math.Float import Float
 from UM.Math.Vector import Vector
 from UM.Math.AxisAlignedBox import AxisAlignedBox
 from UM.Application import Application

cura/PlatformPhysicsOperation.py

@@ -2,8 +2,6 @@
 # Cura is released under the terms of the AGPLv3 or higher.
 
 from UM.Operations.Operation import Operation
-from UM.Operations.AddSceneNodeOperation import AddSceneNodeOperation
-from UM.Operations.TranslateOperation import TranslateOperation
 from UM.Operations.GroupedOperation import GroupedOperation
 
 ##  A specialised operation designed specifically to modify the previous operation.

cura/PrintInformation.py

@@ -1,11 +1,9 @@
 # Copyright (c) 2015 Ultimaker B.V.
 # Cura is released under the terms of the AGPLv3 or higher.
 
-from PyQt5.QtCore import QObject, QDateTime, QTimer, pyqtSignal, pyqtSlot, pyqtProperty
+from PyQt5.QtCore import QObject, pyqtSignal, pyqtProperty
 
 from UM.Application import Application
-from UM.Resources import Resources
-from UM.Scene.SceneNode import SceneNode
 from UM.Qt.Duration import Duration
 
 import math