Send an email to requestors following acceptance
Send an email to requestors following declines
Extract ContributorRequestAuthorizer
Add accept? to the ContributorRequestAuthorizer
Add decline? to the ContributorRequestAuthorizer
Extract ContributorRequest#pending?
Extract ContributorRequest#accept
Update TODO comment.
Extract ContributorRequest#accepted?
Extract ContributorRequest#declined?
Extract ContributorRequest#decline
Add TODO to decline failure case
Make structure of accept/decline similar
Handle beaten-to-the-punch scenarios
Remove duplication in decline action
Remove duplication in accept action