* Fix redraw order
* Add mouseup, mousedown, mouseover, click and dblclick events on timeline
* Add docs
* Add to evenlistener example
* Add mousemove event listener
* Fix example
* Remove mouseUp and mouseDown events and fix docs for mouseOver
* Remove mouseUp and mouseDown from example
* Fix redraw order
* Fix error when option is not defined
* Allow template labels
* Fix boolean types bug
* Add subgroup stacking
* Almost finish subgroup stacking
* Play with examples for subgroup order
* Fix stacked subgroups
* Fix subgroup stacking
* Add stackSubgroups option
* Fix example
* Add docs
* Fix onRemove item subgroups recalculate
* Return subgroup example and add stackSubgroup example
* Split stackSubgroup example to subgroup/html and expectedVsActualTimesItems.html
* Allow pass the color of points in 'dot-color' mode of Graph3D explicitly - clear the source code and finalize
* Add an onclick callback in Graph3D, to enable click and display customer user-defined information for single data point
* Extra data type validation for string conversion functions in Setings
* Disable onclick callback immediately after rotate/pan
* Re-format the JavaScript file
* No onclick event set by user - properly treat this case now
* Further reformat - indentation
* Handle the case where there is no closest data point
* Added HTML tooltip support for Timeline
* Fixed tooltip position on Firefox
* Added Timeline tooltip example
* Updated tooltip location to be next to the mouse
* Added HTML element to example
* element characteristic changes
* assume edge color inheritance is correct before choosing
* Adjust nodes’ chosen’s boolean -> bool
* Need to get user-reset size
* make example edges thicker for more noticeable shadow
* preemptive ES6 fix (see #2500/#2501)
* documentation for the feature that was previously overwritten
* Fix groupEditable
* Fix group drag in vertical direction bug
* Fix indentation
* Add initial nestedGroups property
* Fix redraw order
* Get nested groups hiding working
* Add order to nestedGroups
* Fix up example
* Add support for intially closed nested groups
* Add nested groups indentation
* Fix indents
* Add nested groups docs
* Fix example
* Revert indents
* Add classes to nested and nesting group labels and add nesting group css
* Use pure css for nested group icons
* Remove commented off lines and unnecessary btn
* Fix indents
* Add support to showNested:false in group
* Add semicolon
* Remove empty lines
* Fix redraw order
* Add initial itemVisibleFrame
* Add visibleFrameTemplate option
* Improve example
* Rename and fix example
* Fix comments from PR
* Fix example
* Add initial support for rolling mode
* Add rollingModeBtn and simplify example
* Make icon in css:
* Remove icon btn
* Add docs
* Fix zoom in rolling mode and initial start/end times
* fixed label disappearing bug for large axis values in Graph3d
* only fixed label disappearing bug for large axis values in Graph3d
* very only fixed label disappearing bug for large axis values in Graph3d
* { manipulation: { editEdge: { editWithoutDrag: function } } } edits an edge without dragging.
* An example of editing network edges without dragging, enabling label creation / change
* Added group option to change the visibility of a group
* updated the groupsEditable example page to demo the use of this feature
* updated the timeline documentation to describe this option