Update RF to 3.1.1 in Travis (#1289)
Update RF to 3.1.1 in Travis (#1289)


rtomac/robotframework-selenium2library,robotframework/SeleniumLibrary,robotframework/SeleniumLibrary,rtomac/robotframework-selenium2library,emanlove/robotframework-selenium2library,robotframework/SeleniumLibrary,emanlove/robotframework-selenium2library,emanlove/robotframework-selenium2library,rtomac/robotframework-selenium2library