'totalSupply' pointing to circulation rather than supply??

[nickazg]

https://github.com/neonexchange/neo-ico-template/blob/d10f327ade6cbbf241ed96273abd8ed13e80ef98/nex/nep5.py#L25

Shouldn't this be ?

return Get(ctx, TOKEN_TOTAL_SUPPLY)

Currently in this template operations 'totalSupply' and 'circulation' point to the same storage.