FloatCanvas patch from Chris Barker.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29711 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/wx/lib/floatcanvas/NavCanvas.py

@@ -3,18 +3,10 @@ A Panel that includes the FloatCanvas and Navigation controls
 
 """
 
-#from Numeric import array,Float,cos,pi,sum,minimum,maximum,Int32
-
-#from time import clock, sleep
-
 import wx
 
-#import types
-#import os        
-
 import FloatCanvas, Resources
 
-
 ID_ZOOM_IN_BUTTON = wx.NewId()
 ID_ZOOM_OUT_BUTTON = wx.NewId()
 ID_ZOOM_TO_FIT_BUTTON = wx.NewId()