Use free_flat_list for simple char* list.
Use free_flat_list for simple char* list.

No need to reimplement free_flat_list functionality.

SirCmpwn/sway,taiyu-len/sway,colemickens/sway,ascent12/sway,sleep-walker/sway,taiyu-len/sway,4e554c4c/sway,ptMuta/sway,1ace/sway,taiyu-len/sway,mikkeloscar/sway,mikkeloscar/sway,colemickens/sway,4e554c4c/sway,sleep-walker/sway,ascent12/sway,1ace/sway,1ace/sway,crondog/sway,johalun/sway,crondog/sway,colemickens/sway,ascent12/sway