* First stab on UI for adding annotations in time series panel
* Extend panel context with annotations api
* Annotations editor UI & CRUD
* Prevent annotation markers to overflow uPlot canvas
* Do not overflow graphing area with region annotations
* Align annotation id type
* Fix exemplar markers positioning
* Use clipping region rather than adjusting annotation region bounds
* Smaller icons
* Improve annotation tooltip and editor auto positioning, reorg code
* Renames
* Enable annotations ctx menu only when adding annotations is allowed
* Wrap setSelect hooks diring init hook
* Use TagFilter instead of TagsInput
* Add id to annotation events
* Add support for cmd+click for adding point annotations
Co-authored-by: Torkel Ödegaard <torkel@grafana.com>
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