Fix html
Converted Referers plugin to Twig
Converted VisitFrequency plugin to Twig
Converted Widgetize plugin to Twig
Rename URL helper to linkTo
Fixing visitor-map
Merge branch 'master' into 2.x-twig

Conflicts:
	plugins/CoreHome/templates/datatable.tpl
	plugins/CoreHome/templates/datatable_actions.tpl
Merge branch '2.x-twig' of https://github.com/piwik/piwik into 2.x-twig
Converted datatable_head to twig
Merge branch 'master' into 2.x-twig

Conflicts:
	plugins/CoreAdminHome/templates/header.tpl
	plugins/Widgetize/templates/iframe.tpl
Converted all except one template from CoreHome to Twig
Finisih CoreHome
Converted PDFReports
Merge branch 'master' into 2.x-twig

Conflicts:
	plugins/Overlay/templates/index.tpl
Converted last PDFReports templates
Converted rest of CoreAdminHome
Converted Proxy
UserSettings fix for url helper
Added head block to admin layout
Converted SitesManager to Twig