[dev-context] CGModules update: lua-widow-control version v2.1.0 published.

[modules at contextgarden.net]

Max Chernoff submitted an update to the

               lua-widow-control

package.

Version number: v2.1.0
License type: Mozilla Public License v2.0
Wants to be in ConTeXt distribution: yes
Wants to be synced with CTAN: yes

Summary description: Automatically remove widows and orphans from any document

Announcement text:
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- Fully support grid snapping in ConTeXt
- New warnings when a new widow/orphan is inadvertently created
- Significant internal rewrites
- Add Plain and OpTeX interfaces to `\nobreak` behaviour and debug mode

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