add support for multiple containers in cli

container.go

@@ -18,7 +18,7 @@ type Widgets struct {
 func NewWidgets(id string) *Widgets {
 	cid := ui.NewPar(id)
 	cid.Border = false
-	cid.Height = 2
+	cid.Height = 1
 	cid.Width = 10
 	cid.TextFgColor = ui.ColorWhite
 	return &Widgets{cid, mkGauge(), mkGauge()}

main.go

@@ -19,7 +19,9 @@ func main() {
 	}
 
 	g := &Grid{make(map[string]*Container)}
-	g.AddContainer(os.Args[1])
+	for _, c := range os.Args[1:] {
+		g.AddContainer(c)
+	}
 
 	for _, c := range g.containers {
 		c.Collect(client)