Installation:
1. Navigate to OpenIV > mods > update > x64 > dlcpacks

2. Place "acty" addon file into dlcpacks

3. Navigate to mods > update > update.rpf > common > data > dlclist.xml

4. Open dlclist.xml and add this line <Item>dlcpacks:/acty/</Item>

5. Done 

Spawn name: acty