Disable attaching MDLocation to Tokens

Locations are useful for some tools but they may cause an important time and space overhead.

Default = false

Property definitions

markdown $ MarkdownProcessor :: no_location
	# Disable attaching MDLocation to Tokens
	#
	# Locations are useful for some tools but they may
	# cause an important time and space overhead.
	#
	# Default = `false`
	var no_location = false is writable
lib/markdown/markdown.nit:133,2--139,36