chore(readme): use svg status shield for Travis (#3706)
chore(readme): use svg status shield for Travis (#3706)


marleitao/protractor,NickTomlin/protractor,jcapozzi/protractor,marleitao/protractor,onshape/protractor,sirwalt/protractor,xaka/protractor,jcapozzi/protractor,sirwalt/protractor,cnishina/protractor,marleitao/protractor,igniteram/protractor,xaka/protractor,angular/protractor,cnishina/protractor,angular/protractor,cnishina/protractor,mgiambalvo/protractor,sirwalt/protractor,NickTomlin/protractor,angular/protractor,xaka/protractor,igniteram/protractor,mgiambalvo/protractor,xaka/protractor,mgiambalvo/protractor,NickTomlin/protractor,jcapozzi/protractor,cnishina/protractor,jcapozzi/protractor,onshape/protractor,onshape/protractor,igniteram/protractor,sirwalt/protractor,igniteram/protractor,NickTomlin/protractor,marleitao/protractor,angular/protractor,mgiambalvo/protractor,onshape/protractor