UNDERTOW-295: NPE fixed
Fixed ExceptionHandler tests.  It was not testing the attachment correctly.
Merge pull request #238 from ddska/master

UNDERTOW-295: NPE fixed
Merge pull request #239 from billoneil/fix-exception-handler-tests

Fixed ExceptionHandler tests.
Allow SPDY to be used without SSL
Remove recievers set from the framed channel
Only call notifyAll() if there are waiters
Checkstyle
Fix some HTTP response channel bugs
Update state when request is too large
Improve handling of requests that are too large
Add option to test with IPv6
Add a small sleep to give the TCP close time to be processed
Add test case for SSL based upgrade
Add request dumping handler to binary endpoint test
Fix issues with buffer leak on HTTP upgrade
Close socket in test case