make tables work generically

[fossilfriend]

• remove Dataset interface from types
• create optional component argument allowing users to pass a type def (interface) that defines a table row
• if optional arg is undefined, allow generic typed row

[fossilfriend]

• created two new types: AllowableTableDataValues and Data :

https://github.com/NIAGADS/niagads-viz-js/blob/7cf0ed5605842a7a847065dea33129d6aa87b841/src/table/common/types.ts#L1C1-L3C60

• disregarding the optional typedef argument for now

patched in #6 , 2eaf7da