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
update nl
still trying to sort out the liveupdate issues. This was getting overly complicated with all the different ways we've tried to fix this issue so let's step back and simplify it a bit.
Merge https://github.com/friendica/red into pending_merge
Corrected minor typo
doc update
rule of snakes #1, kill the snake.
tinymce is gone. if you want a visual editor, figure out what you want and make it happen.
If you don't want a visual editor, do nothing.
This is in the community's hands. I don't need a visual editor.
remove the feature setting until the community decides what to do and makes it happen
Doco - yeah, it really took four bloody checkins to finally get this right.
Checkboxes were not aligned in connedit, added a table
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. Still a lot to be done here.
I put serveral @todo markers that need to be checked.

Moved some more HTML to template file.

Changed getETag() return format according to documentation. (ETag MUST
be surrounded by double-quotes)
Update SabreDAV from 1.8.9 to 1.8.10.
Merge pull request #514 from tuscanhobbit/master

Checkboxes were not aligned in connedit, added a table and removed orphaned filestorage.tpl
Merge pull request #513 from dawnbreak/master

Some documentation for include/reddav.php and a new tpl-file.
Doco - update dav2fs instructions.  That should never have worked,
but now it actually doesn't work.