Bugfixes:

- initialize ImageItem.menu
 - fixed default argument for ROI.getAffineSliceParams(axes)

graphicsItems/ImageItem.py

@@ -40,7 +40,7 @@ class ImageItem(GraphicsObject):
         #self.pixmapItem = QtGui.QGraphicsPixmapItem(self)
         #self.qimage = QtGui.QImage()
         #self._pixmap = None
-        
+        self.menu = None
         self.image = None   ## original image data
         self.qimage = None  ## rendered image for display
         #self.clipMask = None

graphicsItems/ROI.py

@@ -958,7 +958,7 @@ class ROI(GraphicsObject):
         ### Untranspose array before returning
         #return arr5.transpose(tr2)
 
-    def getAffineSliceParams(self, data, img, axes=(0.1)):
+    def getAffineSliceParams(self, data, img, axes=(0,1)):
         """
         Returns the parameters needed to use :func:`affineSlice <pyqtgraph.affineSlice>` to 
         extract a subset of *data* using this ROI and *img* to specify the subset.

graphicsItems/ViewBox/ViewBox.py

@@ -470,7 +470,8 @@ class ViewBox(GraphicsWidget):
         
     def enableAutoRange(self, axis=None, enable=True):
         """
-        Enable (or disable) auto-range for *axis*, which may be ViewBox.XAxis, ViewBox.YAxis, or ViewBox.XYAxes for both.
+        Enable (or disable) auto-range for *axis*, which may be ViewBox.XAxis, ViewBox.YAxis, or ViewBox.XYAxes for both
+        (if *axis* is omitted, both axes will be changed).
         When enabled, the axis will automatically rescale when items are added/removed or change their shape.
         The argument *enable* may optionally be a float (0.0-1.0) which indicates the fraction of the data that should
         be visible (this only works with items implementing a dataRange method, such as PlotDataItem).