Removed selenium-server from Travis set-up
Removed selenium-server from Travis set-up

jjanssen/cucumber-boilerplate,Marketionist/cucumber-boilerplate,Marketionist/cucumber-boilerplate,webdriverio/cucumber-boilerplate,Hunghbm/cucumber-boilerplate-package,webdriverio/cucumber-boilerplate,webdriverio/cucumber-boilerplate,Hunghbm/cucumber-boilerplate-package,jjanssen/cucumber-boilerplate