Update mailbox_spec.rb
Update mailbox_spec.rb
chepri/mailboxer,netbrick/mailboxer,jarkadlec/mailboxer,div/mailboxer,Groovej/mailboxer,roomaroom/mailboxer,t27duck/mailboxer,cantonyselim/mailboxer,mailboxer/mailboxer,shekibobo/mailboxer,jason-wang-0401/mailboxer,lacco/mailboxer,Groovej/mailboxer,WeConnect/mailboxer,modsaid/mailboxer,roomaroom/mailboxer,chepri/mailboxer,techstars/mailboxer,lacco/mailboxer,modsaid/mailboxer,jason-wang-0401/mailboxer,mattherick/mailboxer,mailboxer/mailboxer,t27duck/mailboxer,joshtate04/mailboxer,untitledstartup/mailboxer,Design-Collective/mailboxer,netbrick/mailboxer,sai43/mailboxer,cantonyselim/mailboxer,joshtate04/mailboxer,shekibobo/mailboxer,sai43/mailboxer,untitledstartup/mailboxer,mattherick/mailboxer,afalone/mailboxer,jarkadlec/mailboxer,Design-Collective/mailboxer