thoughtbot/paperclip — pull request #772 by boone (2012-03-05 22:47:39+00:00)
Title: Do not add duplicate paths to Cocaine::CommandLine.path for each run.

When you set Paperclip.options[:command_path] and then call run multiple times, the path gets appended to Cocaine::CommandLine.path each time. This change keeps the path from being duplicated.