Snippets to fix

[oscarlevin]

Here is a list of snippets that can be improved.

• <p> should be sorted early so that it shows up before vscode-xml's suggestion.
• @label seems to be missing.
• <response/> needs to be added.
• <blockquote> is missing.
• <introduction> and <ul>/<ol> in <objectives>.
• <li> in <ul>/<ol>.
• <xi:include>
• anything inside a <page>

[oscarlevin]

• Add suggestions for file names in xi:include
• exercise in a sidebyside

[oscarlevin]

• statement inside exercise. How is this not working already??
• Remove @xml:id from image
• me isn't working
• parse="text" for inside xi:include
• title in example (at least)
• mrow is the only child of md

[oscarlevin]

• @workspace in task
• title in exercise
• program seems to be missing
• sage

[oscarlevin]

• line

[oscarlevin]

Missing a lot of the frontmatter elements. Perhaps some also for article-specific tags.