possible fix for the hpane slide on_expose loop problem - please test
possible fix for the hpane slide on_expose loop problem - please test

tonyolag/gummi-vim,tonyolag/gummi-vim,jmarshallnz/gummi,jmarshallnz/gummi,jmarshallnz/gummi,tonyolag/gummi-vim,tonyolag/gummi-vim,jmarshallnz/gummi