BUG Escape page titles in CommentAdmin table listing
BUG SilverStripeNavigator shows wrong message.

The message was always 'Published Site'.
Also there were no 'active' class on links.
Make message always visible at the top of the page

Make message always visible at the top of the page like the message in CMS preview iframe.
Make message always visible at the top of the page

Make message always visible at the top of the page like the message in CMS preview iframe.
Re-indexed disallowed array because of json_encode issue with non-sequential array
Merge pull request #303 from uniun/patch-1

BUG SilverStripeNavigator shows wrong message.
Merge pull request #304 from g4b0/8300-allowed-children-contextual-menu

Re-indexed disallowed array because of json_encode issue
Merge remote-tracking branch 'origin/2.4' into 3.0

Conflicts:
	code/CommentAdmin.php
Merge remote-tracking branch 'origin/3.0' into 3.1

Conflicts:
	code/controllers/SilverStripeNavigator.php
CMSMain->LinkWithSearch() visibility

Required for tree links retaining search state
API Marked statics private, use Config API instead (#8317)

See "Static configuration properties are now immutable, you must use Config API." in the 3.1 change log for details.