Sometimes the image configuration page flashes the progress bar, that is because we show_all() and then hide() the progress bar. For this case, the patch doesn't add the progress bar onto the gtable. Then, it will not be flashed any more.
(Bitbake rev: ef472710589580b9bfc64d2c02fa42f3ecbdfeb1)
Signed-off-by: Shane Wang <shane.wang@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>