conformant: Add quickpanel callback to postpone hiding indicator

conformant: Add quickpanel callback to postpone hiding indicator

In case of transparent mode of conformant,
indicator will hide in 3 seconds later after scrolled down by flicking.
and If user flicks one more time before it get hided,
quickpanel will be scrolled down.

However, no matter what the quickpanel is visible or not,
indicator will hide in 3 seconds.

this patch makes conformant postpond hiding it's indicator,
if quickpanel is visible.

@related packages
efl-modules
efl-misc

@tizen_fix

Change-Id: I2a541c42eae3c3c68110a06684cc03de51ecc0f1
Signed-off-by: Wonki Kim <wonki_.kim@samsung.com>