[ADD] zm_natalyas_ship_v4

[TheFallen927]

Map name:zm_natalyas_ship_v4
Location:http://www.gamebanana.com/csszm/maps/159780
Reason: It is the updated version of zm_natalyas_ship_v3

[Wuman]

looks fun o. c:

[acolyte_to_jippity]

why exactly do people like this map again?

[Wuman]

I don't really like it but there's several secret spots that zombies can't get into, the platform with a lotta nades and that cannon on the small island that can kill people on both teams.