When deleting sets, delete set valuations
fix sparkline tooltip
Refactored AnsweredHistory
fix UpdateQuestionAnswerCounts
Merge branch 'master' of github.com:TrueOrFalse/TrueOrFalse

Conflicts:
	src/TrueOrFalse.Frontend.Web/Style/site.css.map
	src/TrueOrFalse.Frontend.Web/TrueOrFalse.Frontend.Web.csproj
fix web project, removed form.min