Vanilla Forums user registration email confirmation broken

Currently no one can use my Vanilla forums because the confirmation email is always broken. How do I fix this ASAP?
Thanks.

This is the email (broken) - * is to censor anything that might be private:
Everything other than the * is original, including what seems to be like failed new lines.

******* Forum http://********.rf.gd/forum/=0A=0A=0A=0AConfirm Your Email A=
ddress=0A=0A=0A=0AHello Tester! You need to confirm your email address befo=
re you can continue.=0A=0A=0A=0AConfirm My Email Address: http://.r=
f.gd/forum/entry/emailconfirm/
/
*

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Spam Filtered (21451238)

I changed the mail encoding to 8bit, and it is no longer messed up.
However, there are very large spaces where new lines should appear (like 8 lines of space), if anyone knows how to fix this, let me know.