adding isNumber and assigning isInstanceof to assert
adding isNumber and assigning isInstanceof to assert
i-e-b/webdriver-sync,dandv/webdriver-sync,dandv/webdriver-sync,i-e-b/webdriver-sync,i-e-b/webdriver-sync,dandv/webdriver-sync,jsdevel/webdriver-sync,jsdevel/webdriver-sync,jsdevel/webdriver-sync