Update 1.97 Content Patch 1

maps: few fixes here and there

vehicles: experimental scripted vehicles from community boxes such as the repair crane and the ZJX-19/XE repair tank are now also working in the campaign and not just in invasion

projectiles: experimental scripted EMP grenades from community boxes now also working in the campaign and not just in invasion

projectiles: fixed a bug where some CB7 flares disappeared when throwing in the Tropical Blizzard map instead of spawning the flare object itself again

man vs world: added a "Nightmare" difficulty

man vs Zombies: added a "Nightmare" difficulty

misc: added content of the Community Box #7 in the lottery

modding: added can_shoot_running option for weapons