Finally fix the player unspectating bug and introduce a new event for when a player spectates none.
Update the global functions that check for player existance to use the new implementation.
Initial implementation of the new signals and slots class.
Fixed command parsing which compared a pointer to a character.
Buffer overflow fix in routines which used the limits from the entity tasks.
Switched from Sqrat::Object to Sqrat::LightObj in most places to avoid the overhead of the VM pointer.
Various other adjustments and improvements.
The plugin is currently in a broken state and crashes at shutdown. The bug is unknown at this point.
