Merge pull request #508 from dawnbreak/master

Templified cloud's directory listing.
fix bad translation of blockquote in wordpress ("post_to_red") plugin
sql error
Doco - update the right index this time, and only maintain one.

The doco needs cleaning up as we go along,  We should keep the bbcode
despite the failed experiment because identity tags are just too useful
to be without.
bring back profile_tabs for unauthenticated visitors to /cloud page
Merge https://github.com/friendica/red into pending_merge
Let's have a global default startpage before falling back to apps
Merge pull request #509 from solstag/master

Let's have a global default startpage before falling back to apps
make it a div to prevent extra borders in some browsers after click
also change to div for the with brackets option which we dont actually use...
Invite app
notification being sent for comments from blocked connections on same site.
Merge https://github.com/friendica/red into pending_merge
Some documentation for include/reddav.php and a new tpl-file.

Documented include/reddav.php a bit more to understand what it is
about to try to clean up some parts.

Moved some more HTML to template file.