[FIX] for blog posts in the categories detailed listing, the html was being displayed for posts edit with ckeditor - but as it is not appropriate to show the whole post in these summary listings this commit just avoids displaying this level of detail for blog posts - some investigation  of why html is being shown should be carried out sometime

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/13.x@52039 b456876b-0849-0410-b77d-98878d47e9d5
[FIX] {block name=navigation}{/block} missing. Thanks to Torsten for noticing.

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/13.x@52040 b456876b-0849-0410-b77d-98878d47e9d5