Create Flex Row and Col components

[tko22]

Not sure if it should be <Flex.Row> and <Flex.Col> or , or just

• but use flexbox for rows and columns

• check out Row and Col in /docs/components/row.js or /col.js

• make it responsive

• i think I would keep the Col evenly sized divs (the user can change the flex property to customize it)

• could check this out https://tobiasahlin.com/blog/common-flexbox-patterns/

• https://www.sketchingwithcss.com/samplechapter/cheatsheet.html