Test $? is nil
Add quotes on filenames on convert command  "https://github.com/drpentode/Attachment-on-the-Fly/issues/11"
Add quality and extension to params of convert image
add prefix with quality
add prefix with quality
Update documentation
verifica duplicada
Merge branch 'master' of github.com:reinaldomendes/Attachment-on-the-Fly
Update lib/attachment_on_the_fly.rb

Remove colorspace
Update lib/attachment_on_the_fly.rb
Update lib/attachment_on_the_fly.rb
Update lib/attachment_on_the_fly.rb
Update lib/attachment_on_the_fly.rb
Update lib/attachment_on_the_fly.rb
Update lib/attachment_on_the_fly.rb
Update lib/attachment_on_the_fly.rb
Remove emacs backup file
Include command in exception
Added support for Paperclip.options[:extension] and Paperclip.options[:quality]
This way you can set global defaults for these options, without needing to pass
them in for each call.
reverse_merge!, not reverse_merge