Support null values for JsonArray

Signed-off-by: nscavell <nick.scavelli@gmail.com>
Make sure previous auth is cancelled when new auth is put
Merge pull request #805 from nscavell/jsonarry-null

Support null values for JsonArray
Fix NPE in JsonArray.equals when array contains nulls

Signed-off-by: Sergey Zaytsev <sergey@zaytseff.net>
Merge pull request #807 from zaytsev/jsonarray-npe-signed

Fix NPE in JsonArray.equals when array contains nulls
Make sure the Buffer of the bodyHandler can be GC'ed
don't create new auth if one exists already
Make sure websocket uri is created using raw path and query
release 2.1RC2
inced release
Replace LinkedList with ArrayDeque as ArrayDeque is faster
Upgrade to netty 4.0.18.Final and revert workaround which is not needed anymore now
release 2.1RC3
inced release