Created by: FreeZoneMods
Get rid of raw pointers in CAI_Space, use smart pointers instead
Make instance of CAI_Space static object (instead of maintaining global raw pointer to it)
Add CEventNotifier class to xrCore
Add events for script engine restarting in CAI_Space
Get rid of hack in CALifeSimulator constructor
Add wrapper classes xr_unique_ptr and xr_shared_ptr (will be useful in case of returning xr_new)
Replace usage of std::unique_ptr to xr_unique_ptr