WFLY-2055  / WFLY-2169 Add support to change various Undertow listener options
Change the logic that weld uses to decide when to activate
- Managed bean will now cause weld to actiate
- If weld is active all components and JAX-RS endpoints will be considered
WFLY-2201. Ignore missing WebService annotation parameters when adding automatic XTS handlers
WFLY-2212: Use EE default data source if PU does not defines the data source and the JPA subsystem does not defines its own default data source
WFLY-2212 Update JPA subsystem to use EE default datasource
WFLY-2319: fixing wildfly initial context wrt dir contexts such as ldap