Add ability to specify HTML element to use as root node

[HughxDev]

E.g.

$ npm run component add MyComponent
What element does this need to be? (Default: div)
article▯

• MVP: You type what you want
• Bronze: You can type what you want or choose from a list of all HTML elements
• Silver: List of elements filter as you type
• Gold: List of elements is grouped into submenus for sectioning content, flow content, etc.
• Platinum: List of elements have brief definitions to the right pulled from the Web dev spec