Function geoHead

Create an html head tag

Package: Geolib
License: Lesser General Public Licence see LICENCE file or http://www.gnu.org/licenses/lgpl.html
Author: Peter Pitchford peter@geotonics.com
Located at geoFunctions.php

Parameters summary
`string`	`$title = null`	Document title
`string\|array`	`$stylesheets = null`	Paths to document stylesheets. Can be 1 path or an array
`string\|array`	`$scripts = null`	Paths to document scripts. Can be either 1 path or an array
`string`	`$styles = null`	Styles for style tag in head
`array`	`$metas = null`	Content of metatags
`string\|array`	`$addlTags = null`	<p>Any additional tags for head addlTags can be multi or non multi. Examples: array:$tags["script"][$script]=array("type"=>'text/script'); $addlTags['link'][]=array("rel"=>'goback'); $addlTags['link']=array("rel"=>'goback');</p>
`string`	`$media = 'screen'`	Media attribute
`string`	`$addlHtml = null`	Any additional html for head

Return value summary
`string`	HTML head tag