Merge branch 'master' into feature/stabilization
WIKI-922 consider tenant name when caching wiki information
WIKI-923 get xWiki component by ComponentHandler in Wiki RenderingServiceImpl
Merge branch 'feature/stabilization'
SWF-2923 : Create pkg-improv branch and update projects versions

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