Upgrade js, toolbar and nojs part

In this PR:
 - all code reformatted with Doku code style (have look on individual commits for idea of changes)
 - nojs part rewritten
 - js part jQueryfied
 - new toolbar indexmenu wizard
 - start of moving ajax.php to action.php

Samuele: can you make me collaborator on this indexmenu project please? Then can i do changes directly to devel :) Thanks!