+db/migrate/*_creative_commons_v??_licenses*.rb
+db/migrate/*_pettan_commons_v??_licenses*.rb
+db/migrate/*_pettan_protected_v??_licenses*.rb
+db/migrate/*_pettan_public_v??_licenses*.rb
+db/migrate/*_public_domain_v??_licenses*.rb
+db/migrate/*_unknown_v??_licenses*.rb
+db/migrate/*_speech_balloon_speech_balloons.rb
+db/migrate/*_speech_balloon_balloons.rb
+db/migrate/*_speech_balloon_speeches.rb
+db/migrate/*_speech_balloon_import*.rb