WIKI-937 Change WikiPortlet mode to 'EDIT' before feeding data for WYSIWYG editor
WIKI-931 unescape wiki page owner in WikiPageParams
WIKI-917: Tests failures using JDK 7 to build (but with compiler source and target = 6)
WIKI-709: Loss of the page's content after validation of the warning message
SWF-2923 : Create pkg-improv branch and update projects versions

Signed-off-by: Arnaud Héritier <aheritier@exoplatform.com>