Can wipe task support?

[Komey]

https://github.com/gambol99/go-marathon/blob/6d1efaff86d484701d242bee396e7bdd35ce27d2/task.go#L70

type KillTaskOpts struct {
	Scale bool `url:"scale,omitempty"`
	Force bool `url:"force,omitempty"`
	Wipe  bool `url:"wipe,omitempty"`
}