The `protected` keyword

Property definitions

	# The `protected` keyword
	var n_kwprotected: TKwprotected is writable, noinit

src/parser/parser_nodes.nit:1227,2--1228,52

	redef fun n_kwprotected=(node)
	do
		_n_kwprotected = node
		node.parent = self
	end

src/parser/parser_prod.nit:342,2--346,4