WFLY-1727: resource injection support for external contexts
[WFLY-3106] Allow Infinispan cache to set statistics-enabled independently of cache manager.
Merge pull request #6031 from rachmatowicz/WFLY-3106

[WFLY-3106] Allow Infinispan cache to set statistics-enabled independently of cache manager.
Merge pull request #5205 from emmartins/WFLY-1727

WFLY-1727: resource injection support for external contexts