ResponsiveColumns test update fix jshint errors.
ResponsiveColumns test update fix jshint errors.

EAlexRojas/deliteful,kitsonk/deliteful,EAlexRojas/deliteful,kitsonk/deliteful,tkrugg/deliteful,harbalk/deliteful,tkrugg/deliteful,harbalk/deliteful,brunano21/deliteful,brunano21/deliteful,cjolif/deliteful,cjolif/deliteful