Memoized combo
Iterator method + rename 'push' method to 'add'
Prepare configurable object-path separator
'siblings' method + updated JSDoc comments
Don't indicate add when you do in fact remove
Alias 'ready' to 'init' when no spirits
Get class (constructor) by $classid (for hashmapping purposes)
Merge pull request #6 from Tradeshift/updates

Assorted updates