updates
updated tooltips
added comments to submissions/show and participant/profile pages
Merge remote-tracking branch 'upstream/release-1' into comments

Conflicts:
	app/views/submissions/index.html.slim
	app/views/submissions/new.html.slim
	app/views/submissions/show.html.slim
errors corrected
comments and tooltips working
Merge branch 'comments' into release-1
updated submission/show page
Merge pull request #94 from rscottbradshaw/release-1

Updated tooltips, added comments to submission/show and participants/profile