New UI

Features:
Pretty
kinetic Draggable color picker
Click and hold mouse down to access colour picker
Share and Embed links
Brush icons
Betginning of logic for Pencil
Identifier when a tool is active

Still to do:
Pencil Logic *Prolly do this after
Detachable top bar
Better handle icons/images
Color change opacity on color change
Clear up unused CSS and images
Merge images into one png

Feedback welcome.