- docs for opened and closed icon options
- gulp
* build docs using static tool
- slide option and keyboard nav
- change ajax example on frontpage tutorial
- script in examples niet in html
- check required jqtree version in docs
* version variable for jekyll docs
- npm package

* open general submenu initially

- auto id
- copy subtree
- more docs in code
- righttoleft support
- opennode with id instead of node; also other functions
