advanced gyro
Gyrocopter = health 3772 to 5172, melee defence 6 to 22,
melee anti infantry 18, charge bonus 25 to 60, fire while move
(Steamgun) = reload 8 to 6 sec
(Brimstone) = reload 11 to 8 sec, range anti large 15 deleted
Gyrobomber = health 2925 to 4175, melee defence 4 to 18, melee attack 40 to 34,
melee anti infantry 18, charge bonus 30 to 70,
reload 5 to 4 sec, range anti large 16 added, ammo incresed 230 to 600
bombardement damage increased from 137 to 316, and 3 sharpnel spawn (137 explosion damage)
more lethal bombardment, and better melee and charge for making gyro like air ranged chariot
