fix geckodriver download for Travis
fix geckodriver download for Travis

titusfortner/selenium,chrisblock/selenium,chrisblock/selenium,titusfortner/selenium,Ardesco/selenium,titusfortner/selenium,Dude-X/selenium,lmtierney/selenium,titusfortner/selenium,asashour/selenium,oddui/selenium,HtmlUnit/selenium,joshmgrant/selenium,lmtierney/selenium,valfirst/selenium,joshbruning/selenium,SeleniumHQ/selenium,asolntsev/selenium,titusfortner/selenium,joshmgrant/selenium,asashour/selenium,joshbruning/selenium,asolntsev/selenium,titusfortner/selenium,lmtierney/selenium,joshmgrant/selenium,lmtierney/selenium,asolntsev/selenium,HtmlUnit/selenium,joshmgrant/selenium,HtmlUnit/selenium,Dude-X/selenium,valfirst/selenium,joshbruning/selenium,HtmlUnit/selenium,joshmgrant/selenium,valfirst/selenium,Ardesco/selenium,lmtierney/selenium,oddui/selenium,asolntsev/selenium,joshmgrant/selenium,Dude-X/selenium,chrisblock/selenium,Ardesco/selenium,asolntsev/selenium,valfirst/selenium,SeleniumHQ/selenium,HtmlUnit/selenium,joshbruning/selenium,oddui/selenium,oddui/selenium,oddui/selenium,valfirst/selenium,Dude-X/selenium,Ardesco/selenium,Dude-X/selenium,asashour/selenium,asashour/selenium,asashour/selenium,valfirst/selenium,chrisblock/selenium,joshbruning/selenium,Ardesco/selenium,asashour/selenium,SeleniumHQ/selenium,lmtierney/selenium,oddui/selenium,asolntsev/selenium,SeleniumHQ/selenium,joshmgrant/selenium,joshbruning/selenium,lmtierney/selenium,Ardesco/selenium,lmtierney/selenium,oddui/selenium,asashour/selenium,asolntsev/selenium,asashour/selenium,SeleniumHQ/selenium,titusfortner/selenium,SeleniumHQ/selenium,chrisblock/selenium,joshbruning/selenium,lmtierney/selenium,Dude-X/selenium,valfirst/selenium,HtmlUnit/selenium,SeleniumHQ/selenium,Dude-X/selenium,chrisblock/selenium,asolntsev/selenium,asashour/selenium,valfirst/selenium,titusfortner/selenium,HtmlUnit/selenium,valfirst/selenium,joshbruning/selenium,joshmgrant/selenium,joshmgrant/selenium,Ardesco/selenium,HtmlUnit/selenium,SeleniumHQ/selenium,valfirst/selenium,SeleniumHQ/selenium,oddui/selenium,titusfortner/selenium,Dude-X/selenium,Ardesco/selenium,joshmgrant/selenium,chrisblock/selenium,joshbruning/selenium,SeleniumHQ/selenium,valfirst/selenium,SeleniumHQ/selenium,chrisblock/selenium,chrisblock/selenium,oddui/selenium,joshmgrant/selenium,Dude-X/selenium,HtmlUnit/selenium,titusfortner/selenium,titusfortner/selenium,Ardesco/selenium,HtmlUnit/selenium,asolntsev/selenium