fixing bug #4369 : looknfeel is no longer exclusively attached to session (GraphicElementFactory)
It is now generated from request too - via <view:looknfeel/>.
All pages of Silverpeas-Core use this tag now instead of using scriptlet gef.getLookStyleSheet()...
Merge branch 'feature-4369'
Fixing some IE8 compatibility problems about Angular declarations (it fixes the user zoom working problems).
Some features are not handled on IE8 (rating display into publication list of a folder of kmelia for example)...
Turning readonly the textarea of user name list displayed into the file sharing pop-in.
Fixing other IE8 compatibility problems.
Angular directives must always set replace parameter to true to ensure that its development is compatible with IE8...
Fixing a little problem around the file sharing user notification when only external email addresses were specified.
Adding common JavaScript methods to apply token security on the DOM (fully or partially)