Added navigation_local option - for setting local panel managers
  on INavigationRoot instead of ISiteRoot. Useful eg. with modules for
  multilingual content.
Reworked the arrangement actions for the panels, due to the KSS dependency on plone.app.portlets has been removed.
Merge branch 'no-kss' into navigation_local+no-kss
Merge remote-tracking branch 'origin/navigation_local+no-kss'
Updated CHANGES