Checking the type of exception returned by testRunner.runTests and only return CommandArgumentsException when it is a known BrowserStartupException.
Merge branch 'test-runner-browser-location-116' of github.com:BladeRunnerJS/brjs into test-runner-browser-location-116
Checking the type of exception returned by testRunner.runTests and only return CommandArgumentsException when it is a known BrowserStartupException.