* first pass
* add instance manager
* fix tests
* remove dead code
* unexport fields
* cleanup
* remove ds instance from executor
* cleanup
* inline im
* remove old func
* get error working
* unexport field
* let fe do its magic
* fix channel name
* revert some tsdb changes
* fix annotations
* cleanup
* get meta data from dataframe meta
* gmdMeta is not used anymore
* wip: move deep link creation to backend
* Refactor backend. Remove not used front end code
* Unit test deep links. Remove not used frontend tests
* remove reference to gmdmeta
* fix goimports error
* fixed after pr feedback
* more changes according to pr feedback
* fix lint issue
* fix bad math expression check and fix bad test
* Decrease nesting
* put link on first data field only
* Remove highres flag since it's not being used
* Remove not used code. Init id field correctly
* Fix broken tests
* Remove GMS related calculations
* Rename period field
* Add breaking changes to changelog. Also update upgrading docs
* Update snapshot
* Update docs after feedback
* Changes after feedback
* CloudWatch: Datasource improvements
* Add statistic as template variale
* Add wildcard to list of values
* Template variable intercept dimension key
* Return row specific errors when transformation error occured
* Add meta feedback
* Make it possible to retrieve values without known metrics
* Add curated dashboard for EC2
* Fix broken tests
* Use correct dashboard name
* Display alert in case multi template var is being used for some certain props in the cloudwatch query
* Minor fixes after feedback
* Update dashboard json
* Update snapshot test
* Make sure region default is intercepted in cloudwatch link
* Update dashboards
* Include ec2 dashboard in ds
* Do not include ec2 dashboard in beta1
* Display actual region
