* 'issue/edit-field-ui' of https://github.com/mewtaylor/scratch-paint:
Hide rotation point button for now
Add UI formatting for edit fields
# Conflicts:
# src/components/paint-editor/paint-editor.jsx
This adds formatting and icons to the edit field buttons at the top of the ui, as well as some additional components for abstraction – such as `InputGroup`, `ButtonGroup` and `EditFieldButton` (which is a subcomponent of the paint editor)