[Freeciv-Dev] (PR#6801) Ruleset: Add new unit: the Zeppelin.

["Guest" <rt-guest@xxxxxxxxxxx>]

<URL: http://rt.freeciv.org/Ticket/Display.html?id=6801 >

requires unit_zeppelin in units.spec
requires a zeppelin image in units.png

[unit_zeppelin]
name          = _("Zeppelin")
move_type     = "Air"
tech_req      = "Combustion"
obsolete_by   = "None" ; but see 
ftp://ftp.freeciv.org/freeciv/contrib/development/units/
graphic       = "u.zeppelin"
graphic_alt   = "-"
sound_move    = "m_zeppelin"
sound_move_alt = "m_generic"
sound_fight   = "f_zeppelin"
sound_fight_alt = "f_generic"
build_cost    = 40
pop_cost      = 0
attack        = 0
defense       = 1
hitpoints     = 10
firepower     = 1
move_rate     = 4
vision_range  = 2
transport_cap = 0
fuel          = 6
uk_happy      = 1
uk_shield     = 1
uk_food       = 0
uk_gold       = 0
flags         = ""
roles         = ""