updating Travis CI config to test against ruby 1.9.3 only
updating Travis CI config to test against ruby 1.9.3 only

emaxi/protokoll,fairfaxmedia/protokoll,celsodantas/protokoll,celsodantas/protokoll,fairfaxmedia/protokoll,celsodantas/protokoll,emaxi/protokoll,emaxi/protokoll,fairfaxmedia/protokoll