Added a new elite - Medic! Also minor balance changes and bugfixes.

GENERAL
Handicap Trigger
-Now shows a red arrow icon on units - hovering gives information about the handicap.

Missile Turret
-Base Defense upgrade now increases AOE instead of maximum range.

MARINE
No changes.

MERCENARY
Adept/Proficient
-Fixed a bug where a group of selected Adepts could not "early-shade" at the same time.

HERO
Ultimate Odin
-Fixed a bug where Ultimate Starstreak Barrage was not properly disabling enemy weapons/abilities.

ELITE
Medic - New Elite!
-Pure support elite with 3 main abilities:
--- Triage Protocol: Cast on a group of allied units to remove debuffs
--- Combat Adrenaline: Cast on a group of allied units to heal based on amount of damage dealt for a few seconds
--- Life Support: Cast on a single unit to prevent fatal damage for a short time; extra damage is redistributed to nearby units

Ghost
-Fixed a bug where ghost model size scaling involved an element of randomness.

Warp Prism
-Fixed a bug where shared elite upgrade cost scaling was incorrect.

Tank
-Removed to make room for Medic.

TOOLTIPS
-Tooltips associated with the above changes