http-polling : adding 'X-XSS-Protection : 0;' to headers necessary not only to jsonp-polling but http-polling
Merge pull request #1346 from DeadAlready/0.9-security-fix

Use destroy buffer size on websocket transport method as well
Merge pull request #1333 from yujiosaka/0.9

http-polling : adding 'X-XSS-Protection : 0;' to headers necessary not o...
Reset Parser _dataLength on errors and message ends