Data: Update to v1 World Class spreadsheet
score_entry: Remove complicated answer lookup code

Now we don't have to exactly match the text on the server side
we can simplify how javascript keeps track of the user's input.
data.xml: Update data for World Class season
Score_Entry: normalize more characters

Had to remove more characters to normalize data section headers
to be usable by the HTML DOM.
Score_Entry: Add total_score item to submit data
Data.xml: Update Engagement question to match v4 doc