Sorry I'm quite busy so i didn't have time to check on this site. I will update ASAP.
I added the flag as you requested. Feel free to tell me if you need anything else. :)
Animals and foods are on the list of emojis I'm going to make. But that won't be coming out soon since I have lots of stuff going on atm. I'm unsure for other copyrighted symbol/emojis. I'd recommend you hire someone for a commission. :)