Add additional stat lines to equipment

We need the following stat lines available for player viewing in dynamic infocards:

Mines

• Lifetime (479572)
• Refire (479573)
• Owner Safe Time (479574)
• Seek Distance (479575)

Countermeasures

• Countermeasure Lifetime (479576)
• Refire (479573)
• Power Usage (1748)

Shields

• Shield Regen Power Drain (479577)
• Shield Constant Power Drain (479578)
• Shield Rebuild Time (479579)
• Shield stat display formula adjusted to max_capacity * 0.85