Added a button for null-search.
Added a clear button and made it possible to hide the cancel and the clear buttons.
Fix to active class range selector. Added customrange-class to customrange-preset.
Added a class for empty date range preset. Fixed class names to lowCamelCase.
Fix to emptyDate set.
Added debug logging.
Bug fix to date showing.
Add custom string range instead of array of moment dates.
Fix to empty date active-class setter.
Ugly fix to custom predefined date range active class setter.
Merge branch 'release/1.0.0'