1.2.1

• FIX: Rendering identical blocks after re-parsing HTML (#662, 692e2fd)
• FIX: Parsing text nodes following block elements (#663, d4edd23)
• FIX: Parsing nested block elements at different nesting levels (#352, 286cf24 ⇢ 664d9d9)
• FIX: Persisting original <img> dimensions when loading HTML (#668, be7fca7)
• FIX: Compatibility with Custom Elements v1 polyfill in IE 11 (#669, 641112d)