WFLY-2158: adds configuration of default bindings to EE subsystem, update of EE Concurrency config to play along the new default bindings, updates datasource and messaging processors to handle the datasource and jms connection factory default bindings. Also includes integration tests for resource injection of the default bindings, and jndi lookups, when possible
Fix binding logic, and NPEs
Fix tests to use lookup rather than name
Correct support for javax.naming.Context
Merge pull request #5206 from n1hility/defaults-adapt

WFLY-2158 Default EE bindings