add ability to e-mail the users who have unpaid registrants
prevent mail-override from bcc-ing people
update brakeman dependency
pretty print payment#summary total
update rails version, remove brakeman
Spec updates
fix tests broken by recent emaile changes
Merge remote-tracking branch 'scott/master'
add waiver to noncompetitor form
Html online waiver
Merge branch 'master' of https://github.com/rdunlop/unicycling-registration

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Merge with rdunlop.