small cleanup

Author: vondreele

GSASII/fprime.py

@@ -221,6 +221,7 @@ def OnChoice3(event):
         self.choice2.Bind(wx.EVT_COMBOBOX, OnChoice2, id=wxID_FPRIMECHOICE2)
         self.choice3 = wx.CheckBox(panel,label='Normalize ff by Z')
         self.choice3.Bind(wx.EVT_CHECKBOX,OnChoice3)
+        choiceSizer.Add((10,10),0)
         choiceSizer.Add(self.choice3,0)
         mainSizer.Add(choiceSizer,0)
         mainSizer.Add((10,10),0)