hotfix v0.31

v0.31 changelist:

• fixed a crash related to explosives
• fixed troopers having their view locked after melee-ing a dead guy
• enemies now look towards grenade/explosion source
• fixed sitting Ambassadors being stuck in furniture sometimes
• improved AI investigation of grenades (and events that happen in their LOS)
• fixed enemies staring into molotov fires
• fixed various equipment-related issues
• fixed Ambassadors being able to sabotage and disarm bombs
• fixed rescued hostages crouching into handcuffed animation
• fixed showing concealment icon on hidden humans
• fixed several issues with new maps
• running enemies now kick open doors and don't stop to close them
• fixed enemies not looking towards opened/breached doors
• fixed enemies sometimes looking in seemingly random directions
• fixed pinned hostages getting up after recovering
• fixed rescuing sitting hostages leaving them stuck in the furniture
• fixed unhooded hostage animations
• fixed replays skipping sounds too much (was intentional but for high replay speed)