HSEARCH-1459 Refactor ServiceManager and ServiceProvider
HSEARCH-1459 Move the StandardServiceManager to its new package
HSEARCH-1459 Apply new Services pattern to the Infinispan module
HSEARCH-1459 Rename exising Services to better match their new role
HSEARCH-1459 Define package-info and required META-INF elements for the new Services
HSEARCH-1365 Reorganize distribution assembly
Remove JGroups dependency from other modules
Move all JGroups tests to their respective module
Make JGroups backend tests independent from the JMS backend tests
Move JMS tests and reference implementation to the new JMS backend module
Redefine dependencies to run JMS Backend module tests and WildFly integration tests