LB-968 : Users Tab -> GUI is overlapping with Superdesk logo

Fixed
LB-759: Refactor feeds management with AngularJS

merged with devel
Merge pull request #322 from nidzix/liveblog-15

Quick styling fix
Merge remote-tracking branch 'vlad/angular-feed-mng' into devel
Small tweaks for angular feeds manager.
LB-759: Refactor feeds managements with AngularJS

added init_.py files in dirs
Merge pull request #328 from vladnicoara/angular-feed-management-misc

Angular feed management misc
LB-902: when we change in "Configure blog"

when we change in "Configure blog" section "Frontend server" protocol
from "//" to strict "http://" or "https://" it all works ok on devel,
but on sd 15 we have http:http:/FrontendserverURL in embedding code
fixed.
Merge pull request #331 from nistormihai/liveblog-15

LB-902: when we change in "Configure blog"
LB-1023 : Not supported two chained blogs with the same name (different providers)
Merge remote-tracking branch 'sourcefabric/master' into liveblog-15
Merge remote-tracking branch 'sourcefabric/master' into devel

Conflicts:
	plugins/livedesk/gui-resources/scripts/js/views/configure/themes.js
	plugins/superdesk-user/gui-resources/templates/list.dust