Cf comments on d2e514c commit : we don't have to modify the css of all 'li' - thx to @prigaux
version is 2.2.3-SNAPSHOT for esup-filemanager-portlet_1_0 branch now
Correct problems of selection mainly visible with thumbnails view, but also with item selection where unselect with a second click doesn't unselect item
Fix IE8 upload issue

Conflicts:
	src/main/webapp/js/esup-stock.js
handle MINIMIZED window state