Added new stacked vis options for use in dashboards
Added new stacked vis options for use in dashboards

jeremypoulter/emoncms,jesjimher/emoncms,emoncms/emoncms,jeremypoulter/emoncms,chaveiro/emoncms,inverse/emoncms,thaipowertech/emoncms,emoncms/emoncms,emoncms/emoncms,inverse/emoncms,jesjimher/emoncms,thaipowertech/emoncms,chaveiro/emoncms,jeremypoulter/emoncms,emoncms/emoncms,emoncms/emoncms,jesjimher/emoncms,jesjimher/emoncms,jeremypoulter/emoncms,inverse/emoncms,chaveiro/emoncms,thaipowertech/emoncms,thaipowertech/emoncms,inverse/emoncms,chaveiro/emoncms