Property definitions

nitc $ CallrefInstance :: defaultinit
# An instance with the original receiver and callsite (for function reference)
class CallrefInstance
	super Instance

	# The original receiver
	#
	# ~~~nitish
	# var a = new A
	# var f = &a.toto # `a` is the original receiver
	# ~~~
	var recv: Instance

	# The original callsite
	#
	# ~~~nitish
	# var a = new A
	# var f = &a.toto # `toto` is the original callsite
	# ~~~
	var callsite: CallSite
end
src/interpreter/naive_interpreter.nit:778,1--797,3