Merge "Migrate to ubuntu1804-builder"

diff --cc jjb/cli/cli.yaml
Simple merge

diff --cc jjb/dmaap/dmaap-datarouter.yaml
Simple merge

diff --cc jjb/externalapi/externalapi-nbi.yaml
Simple merge

diff --cc jjb/holmes/holmes-engine-mgt.yaml
Simple merge

diff --cc jjb/holmes/holmes-rule-mgt.yaml
Simple merge

diff --cc jjb/logging-analytics/logging-analytics-pomba-pomba-aai-context-builder.yaml
Simple merge

diff --cc jjb/logging-analytics/logging-analytics-pomba-pomba-context-aggregator.yaml
Simple merge

diff --cc jjb/logging-analytics/logging-analytics-pomba-pomba-network-discovery-context-builder.yaml
Simple merge

diff --cc jjb/logging-analytics/logging-analytics-pomba-pomba-sdc-context-builder.yaml
Simple merge

diff --cc jjb/logging-analytics/logging-analytics-pomba-pomba-sdnc-context-builder.yaml
Simple merge

diff --cc jjb/music/music-prom.yaml
Simple merge

diff --cc jjb/oom/oom-registrator.yaml
Simple merge

diff --cc jjb/vnfsdk/vnfsdk-dovetail-integration-python.yaml
Simple merge