Display audits on all search result pages.
Merge remote-tracking branch 'origin/master' into 2489-audit-search
Include ARIA properties for accessibility
Merge 'origin/master'

Conflicts:
	src/encoded/static/components/search.js
Change DCC audit icon and search audit btn size
Fix search results

Fix one error in biosample display, target, and item for audits and from merging with master with unflattened search result data.
Merge remote-tracking branch 'origin/master' into 2489-audit-search
Merge pull request #524 from ENCODE-DCC/2489-audit-search

2489 display audits on search result pages