update container, add collect methods and main entrypoint

main.go

@@ -0,0 +1,30 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/fsouza/go-dockerclient"
+)
+
+func main() {
+	if len(os.Args) < 2 {
+		fmt.Println("no container provided")
+		os.Exit(1)
+	}
+
+	client, err := docker.NewClient("tcp://127.0.0.1:4243")
+	if err != nil {
+		panic(err)
+	}
+
+	g := &Grid{make(map[string]*Container)}
+	g.AddContainer(os.Args[1])
+
+	for _, c := range g.containers {
+		c.Collect(client)
+	}
+
+	Display(g)
+
+}