possible to add subrelic event

but it still needs styling
adding links for subrelics possible

but styling still awaits
added js fields validation

few fixes in adding event/link to
subrelic from relic group
added subrelic select for paper sources
Add style for select in event in relic group
Add style for select in links in relic group
events edition is properly styled

Conflicts:
	app/views/relics/edit/_events.html.haml
conflicts resolved

Conflicts:
	app/views/relics/edit/_links.html.haml
fixed links form for relic profile
Merge branch 'feature/event-in-relic-group' into staging