add sending email to project owner and supporter. fix broken doantion mail tests
small code cleanup
Merge remote-tracking branch 'origin/dev/onepercent-donations' into feature/CLUB-1078
removed unused imports
functionality implemented and tests passing
updated code and tests to not mail a supporter
added donation mails to own folder
test fixes and added mail content
dont send email when its not one-off, plus test
updated comments
moved send_mail to bb utils
fundraiser code refactoring
updated amounts in fundraiser mail
added amount check to fundraiser mail
Merge pull request #1201 from onepercentclub/feature/CLUB-1078

Feature/club 1078