Fix value truncation warning caused by returning 'CServerNetworkProperty::m_edict' in 'CServerNetworkProperty::GetEdict'. type has been demoted to actual type 'edict_t'.
* Added some getters in 'CBaseEntity' and 'CServerNetworkProperty'.
* Implemented 'CPlayer::SetTimeBase'.
* WIP implementation of 'CPlayer::RunNullCommand'.