enable forceOverwrite for multibrowser
enable forceOverwrite for multibrowser

sebastiendavid/webdriverio,testingbot/webdriverjs,sebastiendavid/webdriverio,georgecrawford/webdriverio,mike-suggitt/webdriverio,austek-mdsol/webdriverio,georgecrawford/webdriverio,Risto-Stevcev/webdriverio,gabrielpeery/webdriverio,gabrielpeery/webdriverio,testingbot/webdriverjs,mike-suggitt/webdriverio,drptbl/webdriverio,austek-mdsol/webdriverio,Risto-Stevcev/webdriverio,Pitzcarraldo/webdriverio,drptbl/webdriverio,Pitzcarraldo/webdriverio,monolithed/webdriverio,danielgil/webdriverio,danielgil/webdriverio,monolithed/webdriverio