Merge pull request #923 from andytaylor/master

added global netty worker pool
HORNETQ-720 Move some replication specific actions to after the cluster shutdown
maven: upgrade findbugs and checkstyle plugins
Merge pull request #924 from FranciscoBorges/stop-stable

Avoid stopping the replicationManager too soon
Merge pull request #925 from andytaylor/master

added global netty boss pool
HORNETQ-1155 Add static methods to avoid in-lining of constant values. Following
http://docs.oracle.com/javase/specs/jls/se7/html/jls-13.html#jls-13.4.9
Merge pull request #927 from FranciscoBorges/smallFixes

HORNETQ-1155 Add static methods to avoid in-lining of constant values. F...
HORNETQ-720 Handle concurrent Large message deletes and replication sync
Merge pull request #926 from FranciscoBorges/largeMessageSyncDelete

HORNETQ-720 Handle concurrent Large message deletes and replication sync
HORNETQ-651 Expose netty Connection timeout
Merge pull request #929 from gaohoward/master

HORNETQ-651 Expose netty Connection timeout
add shutdown hooks for global pools
added reference counting to shutdown pools when no connectors