* Summary Multi Plot : Improve default behaviour
- Perform zoom when stepping to next item
- Set defaults for range aggregation and source stepping dimension based on content when creating a multi summary plot
* Plot Axis Appearance : Do not use bold for text configuration
* Improve how scale factor for legend values are computed
* Improve defaults for range aggregation and step dimension
* Reorder Capability : Get UI item before reordering is issued
Get UI item before reordering is issued, as this operation will invalidate the tree model