def minify(content)
      class << content; include Minifier; end
      content.compress_whitespace.remove_comments.remove_spaces_outside_block.
        remove_spaces_inside_block.trim_last_semicolon.strip
    end
def minify(content)
      class << content; include Minifier; end
      content.compress_whitespace.remove_comments.remove_spaces_outside_block.
        remove_spaces_inside_block.trim_last_semicolon.strip
    end
TODO: deal with string values better (urls, content blocks, etc.)