Hotfix update v0.23/0.24

Hotfix patch, changelist for 0.23:

• fixed spycam no longer working as intended
• fixed being able to equip suppressor by selecting Empty
• fixed comparing stats being broken for suppressed weapons
• fixed per-class colored paths not working as intended
• fixed inventory subtracting explosives when using gocodes near a wall
• fixed hostages not going through destroyed walls (again)
• fixed bug where lights would sometimes glitch
• various map fixes
• editor: fixed alt spawns for objects no longer working
• editor: fixed one of the tutorial links not working
• editor: fixed not being able to rotate waypoints entities
• editor: fixed a bug with Undo not working properly
• modding: re-enabled loading mods from game's root folder

Later edit: added changelist for 0.24:

• large performance improvement for low-spec GPUs, especially for integrated Intel HD
• editor: fixed FOV not working properly while editing
• various other small tweaks and fixes
• modding: added reference 3dsmax source files for weapons