added secure variables in .travis.yml file
added secure variables in .travis.yml file

compulim/webdriverio,leahciMic/webdriverio,jhoguet/webdriverio,wcainboundary/webdriverio,matteonovelli/webdriverio,eyalzek/webdriverio,cto/webdriverio,silvenon/webdriverio,noodle-learns-programming/webdriverio,saulshanabrook/webdriverio,richardmcsong/webdriverio,georgecrawford/webdriverio,vslinko-forks/webdriverio,adjohnson916/webdriverio,monolithed/webdriverio,testingbot/webdriverjs,sebastiendavid/webdriverio,adjohnson916/webdriverio,silvenon/webdriverio,Mimiscita/webdriverio,drptbl/webdriverio,vslinko-forks/webdriverio,christian-bromann/webdriverjs,mike-suggitt/webdriverio,drptbl/webdriverio,matteonovelli/webdriverio,leahciMic/webdriverio,Risto-Stevcev/webdriverio,milafrerichs/webdriverio,dandv/webdriverio,monolithed/webdriverio,saulshanabrook/webdriverio,DenisGorbachev/webdriverjs,compulim/webdriverio,dandv/webdriverio,richardmcsong/webdriverio,udnisap/webdriverio,pazone/webdriverio,cto/webdriverio,milafrerichs/webdriverio,rossPatton/webdriverio,wcainboundary/webdriverio,Risto-Stevcev/webdriverio,sebastiendavid/webdriverio,testingbot/webdriverjs,stoeffel/webdriverio,eyalzek/webdriverio,lseongjoo/webdriverjs,lseongjoo/webdriverjs,Mimiscita/webdriverio,austek-mdsol/webdriverio,austek-mdsol/webdriverio,gabrielpeery/webdriverio,georgecrawford/webdriverio,mike-suggitt/webdriverio,angelsanz/webdriverio,gabrielpeery/webdriverio,danielgil/webdriverio,amitaibu/webdriverio,Pitzcarraldo/webdriverio,Pitzcarraldo/webdriverio,amitaibu/webdriverio,pazone/webdriverio,stoeffel/webdriverio,jhoguet/webdriverio,udnisap/webdriverio,rossPatton/webdriverio,angelsanz/webdriverio,noodle-learns-programming/webdriverio,danielgil/webdriverio