Change /containers to /state with machine info

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

api/v1/types.go

@@ -2,6 +2,7 @@ package v1
 
 type State struct {
 	Containers []Container `json:"containers"`
+	Machine    Machine     `json:"machine"`
 }
 
 type Status string
@@ -11,6 +12,11 @@ const (
 	Running Status = "running"
 )
 
+type Machine struct {
+	Cpus   int   `json:"cpus"`
+	Memory int64 `json:"memory"`
+}
+
 type ContainerState struct {
 	Status Status `json:"status,omitempty"`
 }