Initial
started feeds filter
 - added filter object
 - added feed template
Feed. deckgrid added
filtered form on feeds
merge fix
Feed. Remvoe deckgrid structure.
merge fix
Feed. Updated template and styling. Added 'video' property to feed object.
Merge branch 'master' of https://github.com/ArsenBatyuchok/elearning into feed-sorting
Feed. Updating styles.
masonry for feeds
Merge remote-tracking branch 'origin/feed-sorting' into feed-sorting

Conflicts:
	sass/_content-feeds.scss
fix header
remove unused pages