Replace respond_to? with defined?
Replace respond_to? with defined?

m43nu/capistrano-mb,x44x45x41x4E/capistrano-mb,x44x45x41x4E/capistrano-mb,mattbrictson/capistrano-mb,mattbrictson/capistrano-mb,m43nu/capistrano-mb,m43nu/capistrano-mb,x44x45x41x4E/capistrano-mb,mattbrictson/capistrano-mb