#25 Add a new group implementation based on curator
Small improvements to fabric-zookeeper by using generics and fixing minor problems
#25 Switch elastic search to the new group implementation
#25 Switch fabric-camel to the new group implementation, rework it so that it tracks the curator framework in the OSGi registry
#25 Improve the example-camel-fabric-cluster demo slightly wrt to the new group implementation
#25 Improve insight-metrics to use the new group api and fix some problems with tracking groups
#25 Move tracking group factory to fabric-groups and upgrade the lifecycle strategy to the new group api
Make sure we use UTC time to compute the ES index to use
Fix various zookeeper problems, switch git support to new group api