Return empty string for payment_method instead of 'None'.
Merge pull request #768 from benkonrath/general-bug-fixes

Return empty string for payment_method instead of 'None'.
Add latest donation page.
New BB version. Translations.
Merge pull request #769 from gannetson/fix-a-gogo

Fix a gogo
Remove some html for latest-donation view
New BB version
Merge pull request #770 from gannetson/fix-a-gogo

Fix a gogo