price change

ocean horn tier (original 3.5usd) is now 5usd for new member
demon horn tier (original 7usd) is now 8usd for new member

it'll only apply to new member, if you already subscribed you won't be affect.
sorry for making these changes, I've stuck in the same income for 3 years,
and I really want my income to grows.
otherwise I barely saving money.