Merge pull request #660 from beardy-unixer/master

Provide comment box for PERMS_AUTHED items.  Presently only commentable ...
diaspora walltowall comment signature, force update.
API: xchan get/create
generalise the output format of xchan_fetch so it matches the input format
I'm speechless. This is just reckless. Set a context flag in text using a context trigger character which is likely to be present in that text already. Without escaping any previous instances of that character. Grrr.
don't offer forum (@name+) completion in comments, since it won't do anything.
doc updates
string update
don't decrypt the message body more than once.
update to German help
correction to addon footer
Merge pull request #664 from zzottel/master

German help and addon footer correction
Issue #661
make bbcode/html includes work in markdown help pages and vice versa
Merge pull request #665 from zzottel/master

make bbcode/html includes work in markdown help pages and vice versa
should probably check the body since the title is only going to be rarely set.
Merge https://github.com/friendica/red into pending_merge
doh - this needs to be markdown, not bbcode
the to-do list is getting longer again.
moved post_to_red to its own project ( https://github.com/friendica/wptored ), which I was planning to do anyway since it's kind of lost in the util folder, but also because having it there may present licensing issues, as it's GPL.