Add console function to link namespaces

Adds functionality for issue #828

Example usage:

	==>function Apple::someFunction(%var){echo("Apple " @ %var);}
	==>function Turnip::someFunction(%var){echo("Turnip " @ %var);}
	==>Apple::someFunction("ERRR");
	Apple ERRR
	==>function Apple::doSomethingElse(%err) { echo("Doing something else " @ %err);}
	==>Turnip::doSomethingELse(1);
	<input> (0): Unable to find function Turnip::doSomethingElse
	==>linkNamespaces(Turnip, Apple);
	1
	==>Turnip::doSomethingELse(1);
	Doing something else 1