added addPolylineByCoordsArray and addPolylineByAddressArray.  Also updated bug in zoom_encompass block rendering to correctly output fit bounds call even if there is only 1 polyline.  
added addPolylineByCoordsArray and addPolylineByAddressArray.  Also updated bug in zoom_encompass block rendering to correctly output fit bounds call even if there is only 1 polyline.  
ivt/php-google-map-api