Merge pull request #148 from oohlaf/fixes

Mark child posts as commentable when parent is set to commentable
hopefully this will go over a bit better - check post owner permissions as well as local owner permissions for comments during submission, since the comment was being blindly accepted on the local system due to only checking the profile owner. Also change collections query to include only top-level posts by a member of the collection.
OK, sure.
when it's a contentious issue, make it an option.
missing uid check on comanche_block to ensure we get the block with that name that we own
fix contact comment permissions
hopefully(?) the final word on remote comment permissions
clean up app management a bit
adult channel setting
bug #150, if deny access is present but nobody has been allowed, create an allow list containing everybody in your address book. Then subtract those who are denied.
update ru strings
fixes for display and search privacy enforcement
one more edge case in the public perms - don't match perms = 0 which is private, this and prior checkin are for issue #114
add [observer] tags and [observer.baseurl]
Merge pull request #151 from zzottel/master

add [observer] tags and [observer.baseurl]
oauth settings - clarify text
Merge https://github.com/friendica/red into zpull
spice this up a little bit...
admin hubloc page now with content from all hublocs, in next steps I add some tests with zping and reduce the content to known problems.
added new smarty template admin_hubloc.tpl