class Kramdown::Converter::Base

def basic_generate_id(str)

IDs.
The basic version of the ID generator, without any special provisions for empty or unique 
def basic_generate_id(str)
  gen_id = str.gsub(/^[^a-zA-Z]+/, '')
  gen_id.tr!('^a-zA-Z0-9 -', '')
  gen_id.tr!(' ', '-')
  gen_id.downcase!
  gen_id
end