Unified the site setup html structure

Change to unify the site setup html structure
=============================================
- Check for structure:

  #portal-column-content
    #content
      .setup-link
      .documentFirstHeading
      .documentDescription
      #content-core

- Check for body template- class

Related changes
---------------
Templates have also changed in:
  plone.app.contentrules
  plone.app.controlpanel
  plone.app.discussion
  plone.app.registry
  plone.app.users
  Products.CMFPlone

Styles have been updated in plonetheme.sunburst
update danish translation
Merge pull request #14 from headnet/master

completed danish translation
Merge pull request #13 from l34marr/master

zh-tw PO updated
remove inline styles, this also fixes #12399
fix #11324, add fallback border color for ie8 and browser that not support boxshadows
update changes
Merge pull request #15 from maartenkling/master

Fix 12399 and 11324
change how to submit the form to stop ff to hang, this fixes #13037
update changes
Merge pull request #17 from maartenkling/master

fixing #13037
remove the submitting completly, the form is submitted fine without and this fixes both #13037 and #12357
Merge pull request #18 from maartenkling/master

even better fix
really set the modification date
Re-apply eleddy's 'Revert modification date since this is fixed in
  p.a.caching now.' as her commit was lost later on due to some git magic.
For migrations of comments without a valid old_status, apply the 'published'
  state.
The border attribute is obsolete. Consider specifying img { border: 0; } in CSS instead.
Merge pull request #19 from thet/master

apply published state for migrations of broken comments
Fix failing test.
Whitespace.