Create html prototypes for stats and charts Issue2147
Some modifications to prototype
Add view selector, refactor jsp - move code to java
Enable groupByTeam checkbox
Merge branch 'Issue2147-StatsPrototypes' into FeedbackSessions
Add collapse/expand panels button and script
Done view for - By Questions.
Merge branch 'master' into FeedbackSessions
[Fixes#72589736]instructor can view results by question
instructor can view results by recipient>giver>question
Merge branch 'master' into FeedbackSessions
[Fixes#72589778]instructor can view results by recipient>giver>question
[Fixes#72589760]instructor can view results by giver>recipient>question
Refactor and rename files.
Create and refactor comparators
Update getResponsesSortedByRecipientQuestionGiver function, Setup initial jsp for Recipient>Question>Giver view
Complete view, add group by team functionality.
Merge branch 'master' into FeedbackSessions
[Fixes#72589846]instructor can view results by recipient>question>giver
Create view: Giver>Question>Recipient, update sorting order.