* Rename elements to mark as elements, i.e. Arc -> ArcElement
* Rename RectangleElement to BarElement
* Also updates options.elements.rectangle to options.elements.bar
* Fix some CC issues
* Merge _lookup, _lookupByKey, _rlookupByKey
* Remove TODO from types
* Merge TRBL logics
* Merge getMaximumWidth and getMaximumHeight