def add_section(comment_text, filename = '')
      base_name = File.basename(filename)
      section = Section.new(comment_text, base_name)
      @sections[section.section] = section
    end
def add_section(comment_text, filename = '')
      base_name = File.basename(filename)
      section = Section.new(comment_text, base_name)
      @sections[section.section] = section
    end
Public: Initializes a new parser based on a directory of files or kss strings.
 Scans within the directory recursively or the strings for any comment blocks
 that look like KSS.

 paths_or_strings - Each path String where style files are located, or each String containing KSS.