Merge pull request #27234 from eileenmcnaughton/no_if

Cleanup presentation of total to improve code & reduce notices

diff --cc templates/CRM/Contribute/Form/Contribution/Main.tpl
Simple merge

diff --cc templates/CRM/Event/Form/Registration/AdditionalParticipant.tpl
Simple merge

diff --cc templates/CRM/Event/Form/Registration/Register.tpl
Simple merge