added icons
structure.xml for items with the new tree/action format
icons
new action structure, bugfix
Merge branch 'new-design' of git://github.com/oat-sa/extension-tao-item into new-design

Conflicts:
	actions/structures.xml
	views/templates/item_form.tpl
refined icon code
add privileges on items
Merge branch 'new-design' of git://github.com/oat-sa/extension-tao-item into new-design
homogenization forms
templates
minor fix on preview
set up permissions rights
Merge branch 'new-design' of git://github.com/oat-sa/extension-tao-item into new-design
upd. structuctures
add right (WRITE) requirement on editItem
dtd update
Merge branch 'new-design' of git://github.com/oat-sa/extension-tao-item into new-design
Merge branch 'new-design' of git://github.com/oat-sa/extension-tao-item into new-design

Conflicts:
	actions/class.Items.php
change filter action
Merge branch 'new-design'