Collective.sendinblue

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- Nothing changed yet.

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- Handle double opt-in
[boulch, laz]

- Fix typo in French
[remdub]

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- Migrate to Sendinblue API v3 (4)
Warning: old api keys will be cleared (because v2 keys are not compatible)
[laulaz]

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- Make captcha use optional in subscription portlet (for a11y)
[laulaz]

- Get rid of includeDependencies for Plone 6 compatibility
[laulaz]

- Add Transifex.net service integration to manage the translation process
[macagua]

- Added Spanish translation
[macagua]

- Updated gettext files support
[macagua]

- Add placeholder to email fields
This allows you to hide field label if you want to
[laulaz]

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- Add new redirection portlet (to use custom subscription form)
[boulch, laulaz]

- Migrate to Plone 5 & drop Plone 4 support
[boulch, laulaz]

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- Minor fixes & improvements
[boulch, laulaz]

- Update buildout & packages to last Plone 4 version
[laulaz]