Added an ammunition cook-off mechanic for vehicles

Adjusted the effects of some vehicle components based on the above mechanic. Existing vehicles will now refresh their attributes when equipment is upgraded

Fixed an issue where units would sometimes fail to attack enemies that had already been marked

Fixed several UI display issues

Fixed an issue causing incorrect explosion radius

Adjusted the size of some UI elements

Fixed an issue with incorrect buff data calculations

Fixed an issue where vehicle repair time was calculated incorrectly