Update bs3-html5-template.sublime-snippet

added lang=${1}
added 	<meta charset=utf-8>
	<meta name=description content="">
        <meta name=viewport content="width=device-width, initial-scale=1">
		<meta name="viewport" content="width=device-width, initial-scale=1.0">
Merge pull request #35 from adell/master

Update bs3-html5-template.sublime-snippet