class Jekyll::Reader

def get_entries(dir, subfolder)

Returns the list of entries to process

subfolder - The String representing the directory to read.
dir - The String representing the relative path of the directory to read.

Read the entries from a particular directory for processing 
def get_entries(dir, subfolder)
  base = site.in_source_dir(dir, subfolder)
  return [] unless File.exist?(base)
  entries = Dir.chdir(base) { filter_entries(Dir["**/*"], base) }
  entries.delete_if { |e| File.directory?(site.in_source_dir(base, e)) }
end