Fix crash with apps reloading.
Fix crash with apps reloading.

Yeah, we shouldn't delete pointers that are mentioned elsewhere...

Signed-off-by: Tomas Janousek <1c3f704cb51e403ca868437e82c98b13fd6cbd4a@nomi.cz>

naimdjon/fluxbox,Arkq/fluxbox,luebking/fluxbox,naimdjon/fluxbox,luebking/fluxbox,lukoko/fluxbox,lukoko/fluxbox,naimdjon/fluxbox,lukoko/fluxbox,olivergondza/fluxbox,Arkq/fluxbox,Arkq/fluxbox,olivergondza/fluxbox,Arkq/fluxbox,Arkq/fluxbox,naimdjon/fluxbox,olivergondza/fluxbox,luebking/fluxbox,olivergondza/fluxbox,olivergondza/fluxbox,lukoko/fluxbox,lukoko/fluxbox,luebking/fluxbox,luebking/fluxbox,naimdjon/fluxbox