Merge branches 'HEAD' and 'master' into development
Merge branches 'HEAD' and 'development' into ajax-testing
first experiments
rewrite 'quest_ajax' to providing full text quest via ajax
add ajax to decisions
finish first stage of rewrite (move doubled code from views and ajax to engine)
setond step of rewriting - modify templates, modify calling templates
add parameter 'SITE_ROOT' for full URLs in AJAX requests