Merge pull request #461 from ioanpocol/citizen

Citizen
LB-1172
:
As an admin, I want that post updates propagate on chained blogs
LB-1230
:
Embed URL -> sms posts-> authoring is missing
LB-1230
:
Embed URL -> sms posts-> authoring is missing
Merge branch 'citizen' of https://github.com/ioanpocol/Superdesk into citizen