Fastpath opt and ExecProcess loading

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

oci/spec_opts.go

@@ -774,6 +774,7 @@ func removeCap(caps *[]string, s string) {
 	for i, c := range *caps {
 		if c == s {
 			*caps = append((*caps)[:i], (*caps)[i+1:]...)
+			return
 		}
 	}
 }

task.go

@@ -521,6 +521,9 @@ func (t *task) Update(ctx context.Context, opts ...UpdateTaskOpts) error {
 }
 
 func (t *task) LoadProcess(ctx context.Context, id string, ioAttach cio.Attach) (Process, error) {
+	if id == t.id && ioAttach == nil {
+		return t, nil
+	}
 	response, err := t.client.TaskService().Get(ctx, &tasks.GetRequest{
 		ContainerID: t.id,
 		ExecID:      id,