Gutenberg Block Support

Core Gutenberg Block Support

Here are the results of running the Bash script script to test all of the .html blocks in gutenberg/blocks/library/.

Block	Support	Notes
Audio	✅
(Reusable) Block	✅
Button	✅
Categories	✅
Categories With Dropdown	❌	Selecting an <option> in the dropdown doesn't redirect to the category page and this outputs an illegal script that the validator reported. See Weston's solution for the Categories widget.
Code	✅
Columns	✅
Cover Image	✅
Cover Image With Fixed Background	✅
Embed	✅	YouTube, Twitter, and WordPress posts display as expected. This was tested more extensively in preparing this wiki page (#841). Per that page, most but not all of the embeds work.
Freeform	✅
Gallery	✅
Heading	✅
HTML	✅
Image	✅
Latest Posts	✅
List	✅
More	✅
Paragraph	✅
Preformatted	✅
Pullquote	✅
Quote	✅
Separator	✅
Shortcode	✅	'Gallery' and 'Caption' appear as expected. This is tested more extensively in this wiki page.
Subhead	✅
Table	✅
Text Columns	✅
Verse	✅
Video	✅