UPDATE
Ok, yesterday I finished adding a new time of day/weather variant: Night. All I can say about it is that it is dark and it is probably the hardest one. Without the option to have icons above the enemy's head, this becomes a nice challenge.
Anyway, enough. Time for the pictures:
PS: Does anybody know how to reset polls? I tried to do so with this thread's one but I got some weird results like options duplicating and stuff like that.