Simpler conditionals for connection testing
Simpler conditionals for connection testing

- Per Ocramius' comments on
  https://github.com/zendframework/zf2/pull/804

asgrim/zend-http,zendframework/zend-http,malinink/zend-http,netroby/zend-http,Maks3w/zend-http,weierophinney/zend-http