minor docstring updates

pyqtgraph/graphicsItems/AxisItem.py

@@ -123,9 +123,11 @@ class AxisItem(GraphicsWidget):
                                  (6, 0.2)] # If we already have 6 ticks with text, 
                                            # fill no more than 20% of the axis
                                 
-        showValues         (bool) indicates whether text is displayed adjacent
+        showValues          (bool) indicates whether text is displayed adjacent
                             to ticks.
         =================== =======================================================
+        
+        Added in version 0.9.9
         """
         for kwd,value in kwds.items():
             if kwd not in self.style:

pyqtgraph/graphicsItems/FillBetweenItem.py

@@ -22,7 +22,10 @@ class FillBetweenItem(QtGui.QGraphicsPathItem):
     def setCurves(self, curve1, curve2):
         """Set the curves to fill between.
         
-        Arguments must be instances of PlotDataItem or PlotCurveItem."""
+        Arguments must be instances of PlotDataItem or PlotCurveItem.
+        
+        Added in version 0.9.9
+        """
         
         if self.curves is not None:
             for c in self.curves:

pyqtgraph/graphicsItems/ImageItem.py

@@ -140,6 +140,11 @@ class ImageItem(GraphicsObject):
             self.updateImage()
 
     def setAutoDownsample(self, ads):
+        """
+        Set the automatic downsampling mode for this ImageItem.
+        
+        Added in version 0.9.9
+        """
         self.autoDownsample = ads
         self.qimage = None
         self.update()

pyqtgraph/graphicsItems/ViewBox/ViewBox.py

@@ -326,6 +326,8 @@ class ViewBox(GraphicsWidget):
         Set the background color of the ViewBox.
         
         If color is None, then no background will be drawn.
+        
+        Added in version 0.9.9
         """
         self.background.setVisible(color is not None)
         self.state['background'] = color
@@ -639,6 +641,7 @@ class ViewBox(GraphicsWidget):
         
         **Panning limits**. The following arguments define the region within the 
         viewbox coordinate system that may be accessed by panning the view.
+        
         =========== ============================================================
         xMin        Minimum allowed x-axis value
         xMax        Maximum allowed x-axis value
@@ -648,12 +651,15 @@ class ViewBox(GraphicsWidget):
         
         **Scaling limits**. These arguments prevent the view being zoomed in or
         out too far.
+        
         =========== ============================================================
         minXRange   Minimum allowed left-to-right span across the view.
         maxXRange   Maximum allowed left-to-right span across the view.
         minYRange   Minimum allowed top-to-bottom span across the view.
         maxYRange   Maximum allowed top-to-bottom span across the view.
-        =========== ============================================================        
+        =========== ============================================================
+        
+        Added in version 0.9.9
         """
         update = False
         

pyqtgraph/widgets/MultiPlotWidget.py

@@ -36,6 +36,8 @@ class MultiPlotWidget(GraphicsView):
         If the total height of all plots is greater than the height of the 
         widget, then a scroll bar will appear to provide access to the entire
         set of plots.
+        
+        Added in version 0.9.9
         """
         self.minPlotHeight = min
         self.resizeEvent(None)