Added a 'default_preview' field to be used when the report has no preview loaded
Tests
PEP8
Hide the green bar for anonymous
Fix and update tests
PEP8
Have the link to open in an overlay
Moved the dynamic JS generation to a separate view, so it can be called when the overlay is created
Change the button label to 'Send' instead of 'Save'
Fixed tests
PEP8
Update translations
Hide fieldsets when adding a new report
Tests