all prompt for select
fixing typo
added carrierwave
hashes are ordered by default since Ruby 1.9
merge master
Merge branch 'all-instead-of-blank-collection-select'
added carrierwave structure
continuous heroku deployment
add viewport meta tag
added carrierwave uploader, optimized import form
prepare changelog for v4.4.0
finished importer refactoring
added configurable upload path
fixed test setup
added import integration test
added output translation
Merge branch 'import_fix'
merge master
fix query
required carriewave in engine.rb