Added magic utf8 comment for ruby 1.9.
Added magic utf8 comment for ruby 1.9.

Signed-off-by: John Nunemaker <70e8fe1b9b8cfc792cf4fe22f222a791cdb42e7f@gmail.com>
savonrb/nori,jnunemaker/crack,Krule/nori,quiteliderally/nori,SICSoftwareGmbH/nori,josal/crack-0.1.8-fixed,gekola/nori,jnunemaker/crack