Make white hover stone partially transparent

lib/goban.py

@@ -42,7 +42,6 @@ class Goban:
     
     def clear_hover(self):
         self.hover = None
-        print 'hover clear'
         
 
     # fixme - somewhere in this or its component functions we need to
@@ -57,6 +56,7 @@ class Goban:
         self._capture(rpos)
 
         self.to_move = self._other_color(self.to_move)
+        self.clear_hover()