- the first parameter of the 'options.callbacks.item' changed to the 'parent' item,
now you can access the plugin API with 'this' keyword inside the callback;
- the callbacks 'success' and 'fail' from the 'options' parameter (on the API methods) changed:
the 'api' parameter was removed, now you can access the plugin API with 'this' keyword inside the callback;
- added checkbox/radio extensions;
- fixed the 'focus' bug on the selectable extension;
- renamed some of the public API functions:
getFirst -> first
getLast -> last
getLevel -> level
getNext -> next
getParent -> parent
getPath -> path
getPrev -> prev
getTopParent -> topParent
getSelected -> selected
haveChildrens -> hasChildrens
haveNext -> hasNext
haveParent -> hasParent
havePrev -> hasPrev
haveSiblings -> hasSiblings
initFrom -> loadFrom
setItem -> setText