LB-1159: As an editor, I want to hide SMS posts

Fixed the view hidden toggle problem
LB-1172
:
As an admin, I want that post updates propagate on chained blogs
Merge pull request #453 from ioanpocol/citizen

LB-1172
LB-1159: As an editor, I want to hide SMS posts

Fixed the view hidden toggle problem
LB-1159 :

As an editor, I want to hide SMS posts

Fixed source creation on multiple select/deselect of the same feed
Merge pull request #454 from ioanpocol/citizen

LB-1159 :
Merge pull request #452 from vladnicoara/cit-sms

LB-1159: As an editor, I want to hide SMS posts
LB-1219: Different button behavior for show hidden posts in sms and chain

Moved the new delete/undo delete in a new block and replaced the old
code, Nikola still needs to fix a bit of css
Merge branch 'cit-sms' of https://github.com/vladnicoara/Superdesk into cit-sms
Merge pull request #455 from vladnicoara/cit-sms

LB-1219: Different button behavior for show hidden posts in sms and chain
LB-1193
-
Posts from chained blogs are arriving to normal posts and comments sections instead of chained blog section

Changd the query for own posts that is used on edit source
Merge pull request #456 from ioanpocol/citizen

LB-1193
LB-1172: As an admin, I want that post updates propagate on chained blogs

Issue for published posts.
LB-1172: As an admin, I want that post updates propagate on chained blogs

Work in progress.
LB-1172: As an admin, I want that post updates propagate on chained blogs

Added special posts for chain and deleted.