Adding Cloudformation support
Using describeStacks and listStackResources, this seems to be the best combination for retrieving cloudformation stack data
Removing beanstalk support from cloudformation branch
Removing config changes from cloudformation branch
Fixing refresh config entry
Merge remote-tracking branch 'origin/cloudformation' into beanstalk

Conflicts:
	src/main/scala/com/netflix/edda/aws/AwsCrawlers.scala