fixed session#destroy bug when no current order
Merge branch 'owner_mailer' of github.com:fluxusfrequency/fourth_meal into billy_owner_mailer
Changed name of owner email files to owner_approve_email to set stage for reject email
Created new email files for owner reject email
Added paths to send email when restaurant is rejected in superman restaurants controller and in owner mailer
Changed contents of owner rejection emails to properly reflect the email purpose