close https://github.com/markdown-it/markdown-it/issues/830

This is a minor change, but since it pops up on every new issue and I caught it I thought it wou...

This fixes quadratic complexity in `**<...>**a**<...>**`
pathological case.

For instance, in a list

1. Item 1
20. Item 2

the first list_item_open token will have ...

https://github.com/commonmark/cmark/issues/383

- Ref #779

Fix newline not rendered in image alt attribute

fix https://github.com/markdown-it/markdown-it/issues/772

Clarify `Token.info` comment

close https://github.com/markdown-it/markdown-it/issues/742

ref https://github.com/commonmark/commonmark-spec/issues/527

same fix as in https://github.com/commonmark/commonmark.js/issues/196

close https://github.com/markdown-it/markdown-it/issues/737

close https://github.com/markdown-it/markdown-it/issues/736

close https://github.com/markdown-it/markdown-it/issues/735

now it more closely matches one in `cmark`

`[](url (xxx())` is no longer a valid link

This commit adds a cache `StateInline->backticks` which remembers
positions for every possible b...

Allow no more than 32 levels of nesting in `[]( (((((....))))) )`
for performance reasons.

clos...

`[](<foo<bar>)` is no longer a valid link

Document the list of non-standard replacements enabled by `typographer: true` by linking to source

Fix linkify example code in README

this is now just raw text:

```md
|
|
|
```

close https://github.com/markdown-it/markdown-it/is...

close https://github.com/markdown-it/markdown-it/issues/721

fix https://github.com/markdown-it/markdown-it/issues/720

- `table`, `tbody`, `tr` now have mapping
- `th`, `td`, `inline` in tables do not have it

clo...

``` javascript {line-numbers=5 highlight=14-17}
test
```

This markup now calls `hig...

- table now doesn't deal with backticks at all
- `|` is considered escaped if and only if ther...

fix https://github.com/markdown-it/markdown-it/issues/705

close https://github.com/markdown-it/markdown-it/issues/677

```
>>> foo
> bar
>>> baz
```

this is now a single blockquote as per spec

close https://github...