v1.6.0 (2019-12-11)

New Features

• [#13]: Add checkModel property to specify which nodes should be stored in the checked array (currently "all" and "leaf" supported)
• [#126]: Add iconsClass property and allow 'fa5' to fully support Font Awesome 5 icons
• [#171]: Allow parent nodes to have an empty children array

Bug Fixes

• [#127]: Change TypeScript definition of TreeNode's label property to React.ReactNode to better align with the PropType
• [#145]: Fix alignment of many React properties to TypeScript typings
• [#180]: Fix issue where the id property did not apply to the top-level CheckboxTree container