0.54.0-alpha2

• admin/options: "split uploads in chunks" (to help you with proxies/cloudflare)
• admin/options: show_hidden_files (Windows only)
• admin/monitoring: show ram
• don't show uploader's ip if you are not admin
• config value to disable authorization_header
• config value to allow_session_ip_change
• command 'exit' alias for 'quit' #695
• plugins: copy_files API
• more news for plugins
• a few translations updated
• new translations: Ukrainian, Thai, Turkish, Romanian
• fixed several bugs
• other minor improvements

Full Changelog: v0.54.0-alpha1...v0.54.0-alpha2