Remove usage of Thread-Local for performance reasons
Clear the tccl when the context is unset [BZ 429265]

Signed-off-by: Toby Crawley <toby@tcrawley.org>
Merge pull request #799 from eclipse/remove_thread_local

Remove usage of Thread-Local for performance reasons
fixed indentation
Merge pull request #800 from tobias/clear-tccl

Clear the tccl when the context is unset [BZ 429265]
remove redundant clear of tccl as this is done in vertx.setContext(null) now
Make sure we always handle LastHttpContent messages
fixed broken test
Merge branch 'master' of github.com:eclipse/vert.x
Handle session time outs properly for sockjs
  - Fixes https://bugs.eclipse.org/bugs/show_bug.cgi?id=425074