selialkile/cram_md5 — pull request #2 by jpiotro3 (2012-10-24 16:23:46+00:00)
Title: fixed NoMethodError in Ruby 1.8.x

In Ruby 1.8.x string[i] returns Fixnum object instead of String. So
unix_md5_crypt et al fail with "undefined method `length' for nn:Fixnum"
error message.