v0.4.0

What's Changed

• 159 alt text sidekiq job by Jesse LE (@jlandiseigsti) in #184
• 161 alt text live updates by Jesse LE (@jlandiseigsti) in #187
• Adds rake task to clean up tmp/uploads directory by Alex Kiessling (@ajkiessl) in #137
• Adds content_type to output presigned url by Alex Kiessling (@ajkiessl) in #191
• 193 prevent special characters by Jesse LE (@jlandiseigsti) in #197
• 192 special characters api by Jesse LE (@jlandiseigsti) in #198
• "Default" is new default by Jesse LE (@jlandiseigsti) in #199

Full Changelog: v0.3.0...v0.4.0