Add ElasticSearch backup curator
Update operations-center-analytics-reporter from 1.6.2 to 1.7.0
Update operations-center-analytics-viewer from 1.6.2 to 1.7.0
Update operations-center-clusterops from 1.6 to 1.7.0
Update operations-center-elasticsearch-provider from 1.6 to 1.7.0
Update operations-center-server from 1.6 to 1.7.0
Add dependency on Metrics Plugin
Align dependencies with versions from Jenkins, and remove from hpi to reduce size.
Dependency on operations-center-clusterops became optional, so the plugin can be used in Team Edition
The Kibana URL erroneously contained a double slash.
CloudBees Jenkins Analytics CSS may lay over CJOC footer