Additional content to inject in the <head> tag

Note: does not include css_content; handle it yourself.

Property definitions

nitc $ HtmlightVisitor :: head_content
	# Additional content to inject in the <head> tag
	# Note: does not include `css_content`; handle it yourself.
	fun head_content: String
	do
		return """<link rel="stylesheet" href="http://netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css">\n"""
	end
src/htmlight.nit:297,2--302,4