Store/restore pref values for drop_stone_mode, bottomsac, decosac

[Gaetan Bisson]

[2014-07-16 19:57:54 -1000] Gaetan Bisson:
> [2014-07-16 22:09:15 -0700] Dirk Hohndel:
> > You are storing the values in preferences - but you need to add code to
> > store those values on disk (via QSettings).
> 
> But they are already stored on disk:
> 
> 	$ diff Subsurface.conf.orig Subsurface.conf
> 	161a162,164
> 	> drop_stone_mode=true
> 	> bottomsac=12000
> 	> decosac=15000

(Thanks to the code in PlannerSettingsWidget::~PlannerSettingsWidget()
I believe.)

-- 
Gaetan