Put all mvel templates in zookeeper for ease of use
Use iso8601 date format everywhere
The camel demo profile should inherit the camel profile
Be slightly more lenient with empty metrics
Support empty configuration in the jetty request log
Fix some problems when fabric-core is shutting down and trying to access the mbean server
Catch possible IllegalStateException when stopping kibana
Align with paxweb karaf version
Make sure the jetty profile can be deployed without insight