homepage: custom fonts reference http (not https) urls, leading to mixed content

[aportagain]

Browsers will block this when the main url is https, leading to slightly different fonts being used, leading to slightly different layout... not a huge deal, but annoying :)

cf-json.github.io/_layouts/specs.html

Lines 18 to 19 in e6f18cb

	<link href='http://fonts.googleapis.com/css?family=Open+Sans:300italic,400italic,600italic,700italic,800italic,400,300,600,700,800' rel='stylesheet' type='text/css'>
	<link href='http://fonts.googleapis.com/css?family=Merriweather:400,300,300italic,400italic,700,700italic,900,900italic' rel='stylesheet' type='text/css'>

cf-json.github.io/_includes/head.html

Lines 15 to 16 in e6f18cb

	<link href='http://fonts.googleapis.com/css?family=Open+Sans:300italic,400italic,600italic,700italic,800italic,400,300,600,700,800' rel='stylesheet' type='text/css'>
	<link href='http://fonts.googleapis.com/css?family=Merriweather:400,300,300italic,400italic,700,700italic,900,900italic' rel='stylesheet' type='text/css'>