List of all highlighted modules

It is used to have links that only targets highlighted entities

Entities outside these modules will not be linked.

Property definitions

nitc $ NitlightVisitor :: mmodules
	# List of all highlighted modules
	#
	# It is used to have links that only targets highlighted entities
	#
	# Entities outside these modules will not be linked.
	var mmodules: Collection[MModule]
src/nitlight.nit:28,2--33,34