SAK-43466 - Sections tool JSF upgrade (#8391)
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SAK-43106 - Add a validator to the section title field that strips spaces and then checks for a value
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SAK-43466 - Migrate the spreadsheet component to jsf2
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SAK-43466 - Add a library for datatables row grouping
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SAK-43466 - Upgrade JSF
Remove custom component and replace with stock component
Had to fiddle wth the UI/css a lot to make things look right
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SAK-43466 - Upgrade JSF
Add opencsv as an export option to the jsf spreadsheet stuff
Added some unit tests so we can ensure that both methods generate similar files