Build 25595858

Fix for case where Shock damage can make it look like ship made an attack after being destroyed.

Bot logic for J and Z ships fixed, they should behave slightly more intelligent.

Difficulty now increases beyond battle 8, up to approximately battle 40 where it caps out.

Can now finish the mission after battle 4 without choosing the reward.

Difficulty indicators added when choosing the next mission battle.

Fixed sizes of U and V ships after revive.

V ships ultimate slightly adjusted. Now fires back a shot based on damage taken.

Minor text adjustments.