Maps that should be added to zmod

[XxMastagunzxX]

I added the maps:
zm_resident_helicopter_v3
ze_winter
ZM_City17
zm_little_city_v5
zm_house_outbreak4

Some of thoes maps had broken links and others we already had and removed from the list for one reason or another.

Maps that I couldnt get download link:
http://www.fpsbanana.com/maps/54900
http://www.fpsbanana.com/maps/49307
http://www.fpsbanana.com/maps/52488

Thank you for adding new maps!