NR-940: Publishing Control on article plugin
* an initial code
NR-940: Publishing Control on article plugin
* an implementation attempt
NR-940: Publishing Control on article plugin
* default types; adjusted
NR-940: Publishing Control on article plugin
* adjusted; working
NR-938: Publishing Control tab

Work in progress.
Work in progress.
Merge branch 'nr-940-article-target-outputs' of https://github.com/msat-cont/Superdesk into NR-938
NR-938: Publishing Control tab

Completed.
NR-938: Publishing Control tab

Removed unnecessary template.
Blog query fixed for Blog service
NR-904: Please let search enable to filter Author column
* added (article) search over author login names
NR-904: Please let search enable to filter Author column
* done
Fixed user prepopulation in the database
Fixed database prepopulation
LB-647: Add metadata for ios application

fixed.
Restored source key attribute (lost during merges)
NR-932 : NewsML General Wire Template
NR-963 : __init__.py files for desks ui sources

fixed
LB-648: Show published date in timeline admin/embed

fixed and tested.
Merge pull request #107 from nistormihai/master

LB-648: Show published date in timeline admin/embed