Usage
=====

In the french language, some spaces have to be inserted before or after some
punctuations marks.

This filter transform ordinary spaces into specific LaTeX spaces:

* a `\thinspace{}` replace a space character after `«`, `“`, `‹`
* a `\thinspace{}` replace a space character before
  `;`, `?`, `!`, `»`, `”`, `›`
* a *unbreakable space* (`~`) replace a space character before `:`