v3.4.0

• added new options onFocus and onBeforeSelect grant you more control over range selection behaviour and more #526
• added new method getViewDates() allows you to get all dates that should be currently displayed in calendar #536
• toggleSelected now can be a function #534
• fixed clear method #546
• added Bulgarian locale, thanks to tonytomov, in #531
• added Catalan locale, thanks to joatb, in #542
• added Croatian Locale, thanks to diomed, in #551