NR-610 : Complete the security gateway

Small changes.
NR-610 : Complete the security gateway

Added authentificated gateways.
NR-610 : Complete the security gateway

Added security gateways filters.
NR-610 : Complete the security gateway

Small setup changes to remove direct dependencies for
ally core http.
APY-13 : Complete the security gateway

General refactoring.
LB-2 : User publishing the feed is not mentioned on Collaborators Tab, Timeline, Embed URL

First commit
LB-2 : User publishing the feed is not mentioned on Collaborators Tab, Timeline, Embed URL

Added creator info for feed items on timeline
LB-2 : User publishing the feed is not mentioned on Collaborators Tab, Timeline, Embed URL

Added creator info for edit and colabs tabs
APY-13 : Complete the security gateway

Added authenthicated header support for server side filtering
for INSERT and UPDATE.
APY-13 : Complete the security gateway

Added support for server side persistence validation
LB-22: Create a design on timeline, collaborator and edit for sources

Soundcloud css fix
LB-30 : Switching between the tabs in Google tab does not preserve once expanded search results

Done
LB-290 : User is losing admin privileges within a scope of a certain blog
LB-2 : User publishing the feed is not mentioned on Collaborators Tab, Timeline, Embed URL

Done
Merge branch 'lb-2-add-creator-for-feed-items' into devel

Conflicts:
	plugins/livedesk/gui-resources/scripts/js/providers/colabs.js
	plugins/livedesk/gui-resources/templates/providers/colabs/items.dust
	plugins/livedesk/gui-resources/templates/providers/soundcloud/post.dust
	plugins/livedesk/gui-resources/templates/providers/youtube/post.dust
LB-2 : User publishing the feed is not mentioned on Collaborators Tab, Timeline, Embed URL

Merge conflict
LB-306 : Change names of users and live blog in default demo database
LB-2 : User publishing the feed is not mentioned on Collaborators Tab, Timeline, Embed URL

Applied the changes Nikola instructed
APY-13 : Complete the security gateway

Started the alternate implementation for gateway.
LB-152:  Embed URL can't be loaded properly on IE9

fixed also for temples