Property definitions

nitc :: java_compiler $ AClassdef :: compile_to_java
	private fun compile_to_java(v: JavaCompilerVisitor, mpropdef: MMethodDef, arguments: Array[RuntimeVariable]) do
		if mpropdef.mproperty.is_root_init then
			if not mpropdef.is_intro then
				v.supercall(mpropdef, arguments.first.mtype.as(MClassType), arguments)
			end
		else
			abort
		end
	end
src/compiler/java_compiler.nit:1484,2--1492,4