Fixes a bug where fields for a selected shortcode in the shortcode interface wouldn't clear properly upon selecting a different shortcode from the dropdown.
Also adds some missing packages to package.json and removes old IE support from cleanCSS and autoprefixer.
Fixes a bug where fields for a selected shortcode in the shortcode interface wouldn't clear properly upon selecting a different shortcode from the dropdown.
Also adds some missing packages to package.json and removes old IE support from cleanCSS and autoprefixer.