* Check if server is active in command callback before attempting to hot swap.
* Hook 'v_Detour_LevelInit', and log NavMeshes that failed to load.
* Split free/destroy logic into separate function.
* Created constants for NavMesh and AI Network paths/extensions.
* Added performance profiler for hot swap logic in command callback.
* Renamed "navmesh_reload" to "navmesh_hotswap".
* "navmesh_hotswap" is now development only.