I’ve been using this build: http://gw2skills.net/editor/en/?fUAQNApeWlUgKCnFyKEf4ESmiVCBxUQgV01jEaiYIA
Except I swapped the elite skill for Tome of Courage. I can go with pretty much any group and have an easy time of things. There’s just a ton of healing and support buffing in there.