stop returning if content is blank but embed exists

bot.js

@@ -61,7 +61,7 @@ bot.on('messageCreate', async (msg) => {
  if (command.name === 'help') params = commands
  command.run({ params, bot, msg })
  .then(({ content, embed, delay = 10000 }) => {
- if (!content) return
+ if (!content && !embed) return
  if (embed) {
  content = msg.author.mention + ' ' + content
  return msg.channel.createMessage({ content, embed })