correct ruby 2.1 on travis
correct ruby 2.1 on travis

gitinsky/eye,heyryanw/eye,heyryanw/eye,makevoid/eye,SergXIIIth/eye,gitinsky/eye,marshall-lee/eye,esse/eye,cuzic/eye,SergXIIIth/eye,makevoid/eye,kostya/eye,cuzic/eye,kostya/eye,marshall-lee/eye,esse/eye