Update all packages README's

[Decipher]

Is your feature request related to a problem? Please describe.
The module project pages (GitHub and NPM) contain links to the old documentation sites.

Describe the solution you'd like

• Update all packages README's to contain the correct links
• Remove old documentation sites
• Create redirects from old documentation sites to new site

Describe alternatives you've considered
N/A

Additional context

• https://blocks.druxtjs.org/

• https://blocks.druxtjs.org/guide/

• https://blocks.druxtjs.org/guide/getting-started.html

• https://blocks.druxtjs.org/api/

• https://blocks.druxtjs.org/api/components/blocks/DruxtBlockBlockContent.html

• https://blocks.druxtjs.org/api/components/blocks/DruxtBlockPageTitleBlock.html

• https://blocks.druxtjs.org/api/components/blocks/DruxtBlockSystemMainBlock.html

• https://blocks.druxtjs.org/api/components/DruxtBlock.html

• https://blocks.druxtjs.org/api/components/DruxtBlockRegion.html

• https://blocks.druxtjs.org/api/mixins/block.html

• https://breadcrumb.druxtjs.org/guide/

• https://breadcrumb.druxtjs.org/guide/getting-started.html

• https://breadcrumb.druxtjs.org/api

• https://breadcrumb.druxtjs.org/api/module.html

• https://breadcrumb.druxtjs.org/api/components/blocks/DruxtBlockSystemBreadcrumbBlock.html

• https://breadcrumb.druxtjs.org/api/components/DruxtBreadcrumb.html

• https://breadcrumb.druxtjs.org/api/mixins/breadcrumb.html

• https://entity.druxtjs.org/guide/

• https://entity.druxtjs.org/guide/getting-started.html

• https://entity.druxtjs.org/api/

• https://entity.druxtjs.org/api/nuxtModule.html

• https://entity.druxtjs.org/guide/deprecations.html

• https://entity.druxtjs.org/api/components

• https://entity.druxtjs.org/api/components/DruxtEntity.html

• https://entity.druxtjs.org/api/components/DruxtEntityForm.html

• https://entity.druxtjs.org/api/components/DruxtField.html

• https://entity.druxtjs.org/api/mixins/entity.html

• https://entity.druxtjs.org/api/mixins/field.html

• https://menu.druxtjs.org/guide/

• https://menu.druxtjs.org/guide/getting-started.html

• https://menu.druxtjs.org/api/

• https://menu.druxtjs.org/api/menu.html

• https://menu.druxtjs.org/api/nuxtModule.html

• https://menu.druxtjs.org/api/components/blocks/DruxtBlockSystemMenuBlock.html

• https://menu.druxtjs.org/api/components/DruxtMenu.html

• https://menu.druxtjs.org/api/components/DruxtMenuItem.html

• https://menu.druxtjs.org/api/mixins/menu.html

• https://menu.druxtjs.org/api/stores/menu.html

• https://menu.druxtjs.org/api/typedefs/menuOptions.html

• https://menu.druxtjs.org/api/typedefs/moduleOptions.html

• https://router.druxtjs.org/guide/

• https://router.druxtjs.org/guide/getting-started.html

• https://router.druxtjs.org/api

• https://router.druxtjs.org/api/nuxtModule.html

• https://router.druxtjs.org/api/router.html

• https://router.druxtjs.org/api/components/DruxtRouter.html

• https://router.druxtjs.org/api/mixins/entity.html

• https://router.druxtjs.org/api/mixins/router.html

• https://router.druxtjs.org/api/stores/router.html

• https://schema.druxtjs.org/guide/

• https://schema.druxtjs.org/guide/getting-started.html

• https://schema.druxtjs.org/api/nuxtModule.html

• https://schema.druxtjs.org/api/mixins/schema.html

• https://schema.druxtjs.org/api/stores/schema.html

• https://schema.druxtjs.org/api/typedefs/schema.html

• https://schema.druxtjs.org/api/typedefs/schemaConfiguration.html

• https://site.druxtjs.org/guide/

• https://site.druxtjs.org/guide/getting-started.html

• https://site.druxtjs.org/api

• https://site.druxtjs.org/api/nuxtModule.html

• https://site.druxtjs.org/api/components/DruxtSite.html

• https://site.druxtjs.org/api/mixins/site.html

• https://site.druxtjs.org/api/typedefs/moduleOptions.html

• https://views.druxtjs.org/guide/

• https://views.druxtjs.org/guide/getting-started.html

• https://views.druxtjs.org/api/

• https://views.druxtjs.org/api/nuxtModule.html

• https://views.druxtjs.org/api/components/blocks/DruxtBlockViewsBlock.html

• https://views.druxtjs.org/api/components/DruxtView.html

• https://views.druxtjs.org/api/components/DruxtViewsFilter.html

• https://views.druxtjs.org/api/components/DruxtViewsFilters.html

• https://views.druxtjs.org/api/components/DruxtViewsPager.html

• https://views.druxtjs.org/api/components/DruxtViewsSorts.html

• https://views.druxtjs.org/api/mixins/filter.html

• https://views.druxtjs.org/api/mixins/filters.html

• https://views.druxtjs.org/api/mixins/pager.html

• https://views.druxtjs.org/api/mixins/sorts.html

• https://views.druxtjs.org/api/mixins/view.html

• https://views.druxtjs.org/api/stores/views.html

All modules follow the same pattern.

[Decipher]

Assigning this issue to @BrianGilbert

Ideally I'd like redirects from indexed pages to their new location, and in most cases a pattern should be able to get the redirect most of the way.

But I'd like the sites down ASAP, ideally before DrupalCon EU (Next week)