Collective.contentsections

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- Remove customized plone.allowed_sizes and plone.toolbar_position configurations. [sverbois]
- Set boolean fields required option to False. [sverbois]
- Require version 3 of collective.taxonomy and collective.z3cform.datagridfield. [sverbois]
- Improve CSS for section full-width managment and card section edition. [sverbois]

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- Add hide_title field on IPage. [sverbois]

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- Allow BasicPage as default page type. [sverbois]
- Remove layout name in item_lead_image_scale method. [sverbois]

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- Allow Python 3.7 as Plone 6. [sverbois]
- Use Plone 6 alpha 2 in development buildout. [sverbois]

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- Use a collective.taxonomy to manage the available section CSS classes. [sverbois]

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- Add model Archimate view. [sverbois]
- Remove remote_url field on CardsSection. We can use the relation_uid field with a Link content. [sverbois]
- Add a Card carousel view on sections. [sverbois]
- Add container width option on sections. [sverbois]