images.loader.gtk: remove call to deprecated g_type_init.
images.loader.gtk: remove call to deprecated g_type_init.

bpollack/factor,tgunr/factor,mrjbq7/factor,AlexIljin/factor,factor/factor,factor/factor,mrjbq7/factor,AlexIljin/factor,factor/factor,bpollack/factor,mrjbq7/factor,bpollack/factor,mrjbq7/factor,AlexIljin/factor,AlexIljin/factor,bpollack/factor,factor/factor,mrjbq7/factor,mrjbq7/factor,AlexIljin/factor,tgunr/factor,tgunr/factor,bpollack/factor,tgunr/factor,factor/factor,bpollack/factor,factor/factor,tgunr/factor,tgunr/factor,AlexIljin/factor,bpollack/factor,AlexIljin/factor