update for my friend server

Added new overlord tank
- Mech Overlord

Added Linker tank ability
- Damage Sharing: When linker tank attacks survivor, every survivor that was marked by linker tank will take damage randomly( 75% damage maximum)

STOP ADDING THING AFTER THING PLEASE
DAMN IT, KRIT.

Update For Cute Server

reworked hellfire tank skills.
cute server

For friend server

Added new tank
- Police, SWAT(Variant)
Reworked Legion Orbital Strike

improve black hole tank. it's no longer cause black hole doesn't disappear in certain circumtance.
Changed Fortress damage resist from 65% to 70%
Changed Samsara lives from 3-6 to 1-3 and increase damage it receives each health restored from 10% to 15%
Added new tank
- Poison Tank
- Venomous Tank(variant)

fixed thief tank damage doesn't increase with tank_damage_multiply
fixed bots don't take damage from si
improved settings to prevent case of exploit
added new settings
improved explosive tank explosion damage scales with tank damage and tank_damage_multiply setting. nuke tank now has a chance creates huge explosion when damaged.
added new overlord tank.
- spawner overlord

Removed custom cvars but replace it with settings from txt file same as Allow abilities setting