pep8
refactor badge knockout html
vertical align center thumbnailbadge
add badges to proposal edit form
check for badges in proposal update controller
add added/removed badges to proposal edit event
replace badge knockout by overlay-form
introduce option 'adhocracy.proposal.split_badge_edit'
Use adhocracy.config in proposal controller
pep8
Do not update badges if split_badge_edit is disabled
Merge pull request #581 from xi/feature-edit-proposal-in-overlay

Edit proposal and badges in one overlay