Chroma was updated to include a new function to output all CSS
classes without skipping any considered redundant with the current
style.
This will modify the `hugo gen chromastyles` command to use this new
function by default, which avoids potential problems if the style is
later modified.
Also includes requires the updated Chroma (v0.7.2).
Resolves#7167
This commit adds the fast and CommonMark compliant Goldmark as the new default markdown handler in Hugo.
If you want to continue using BlackFriday as the default for md/markdown extensions, you can use this configuration:
```toml
[markup]
defaultMarkdownHandler="blackfriday"
```
Fixes#5963Fixes#1778Fixes#6355
