add override options to allow multiple stacks
Handle 'group' graphite method
Update playlist.html
Merge pull request #821 from linkslice/master

Update playlist.html
Merge pull request #820 from jozog/master

Handle 'group' graphite method
Merge pull request #808 from lento/multiple-stacks

add override options to allow multiple stacks
enable withCredentials in elasticsearch basic auth
Small improvements to dashboard alerts, less intrusive, do not push down page anymore, Closes #822
Merge pull request #823 from beevee/elasticsearch_basic_auth

enable withCredentials in elasticsearch basic auth
Elasticsearch: fix for issue when saving dashboard with title equal to slugified url, would cause the backward compatible fix to delete it, Closes #828
Merge pull request #41 from grafana/master

Pull in Upstream Changes