Fix to pass argsTest
Fix to pass argsTest

browser.getCapability() is deprecated.
Use browser.getCapabilites() instead.

rohitkadam19/grunt-protractor-runner,christian-bromann/grunt-protractor-runner,teerapap/grunt-protractor-runner,spinningarrow/grunt-protractor-runner,lmacneil/grunt-protractor-runner,sullivanpt/grunt-protractor-runner,rbrcurtis/grunt-protractor-runner