WFLY-236: fixing spec api method signatures for ContextService
Merge pull request #2 from emmartins/WFLY-236-master

WFLY-236: fixing spec api method signatures for ContextService
JBEE-122: update to match spec's final release. No javadocs or cosmetic changes since it's not yet decided if javadocs should be copied or not.
Merge pull request #3 from emmartins/JBEE-122-sync-with-spec-final-release

JBEE-122: update to match spec's final release. No javadocs or cosmetic ...
[maven-release-plugin] prepare release jboss-concurrency-api_1.0_spec-1.0.0.Beta1
[maven-release-plugin] prepare for next development iteration