Specify Node 4 for Travis
Specify Node 4 for Travis

hudochenkov/stylelint,gucong3000/stylelint,evilebottnawi/stylelint,gaidarenko/stylelint,stylelint/stylelint,gucong3000/stylelint,hudochenkov/stylelint,heatwaveo8/stylelint,m-allanson/stylelint,stylelint/stylelint,hudochenkov/stylelint,heatwaveo8/stylelint,gaidarenko/stylelint,gaidarenko/stylelint,heatwaveo8/stylelint,gucong3000/stylelint,stylelint/stylelint,stylelint/stylelint,evilebottnawi/stylelint