pluginloader: esModule true for systemjs config
pluginloader: esModule true for systemjs config

Supports importing a module's contents with the
'* as module' syntax. The latest version of SystemJS turns
it off per default which broke several plugins.

grafana/grafana,grafana/grafana,grafana/grafana,grafana/grafana,grafana/grafana,grafana/grafana,grafana/grafana