LB-935: Soundcloud posts are not dropped smoothly to timeline

Fixed
Merge branch 'devel' of https://github.com/sourcefabric/Superdesk into devel
Deleted
Merge branch 'devel' of https://github.com/sourcefabric/Superdesk into devel
LB-833: Ability to add ads on top of the blog in active blogs

Done
Merge pull request #369 from vladnicoara/ads-on-top-2

LB-833: Ability to add ads on top of the blog in active blogs