Property definitions

nitc $ AClassdef :: defaultinit
# A class definition
#
# While most definitions are `AStdClassdef`s,
# there are 2 special cases of class definitions.
abstract class AClassdef
	super Prod
	# All the declared properties (including the main method)
	var n_propdefs = new ANodes[APropdef](self)
end
src/parser/parser_nodes.nit:1237,1--1245,3