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Merge pull request ethercreative#411 from dejury/v4

Fixing ethercreative#405 & ethercreative#406: Remove version number

Fix permission settings

Fixes ethercreative#399, ethercreative#401, via @niektenhoopen

Fix graphql support

Fix settings & robots

Fix error when trying to fetch social image

Fixes ethercreative#358, via @MDXDave

Minor fixes

- Fix JS error on sitemap admin (Fixes ethercreative#325)
- Up Craft CMS requirement to `^3.5` (Fixes ethercreative#341)

Merge branch 'v3-dev' of github.com:ethercreative/seo into v3-dev

Fix migration issue when upgrading to 3.7 on MySQL

Fixes  ethercreative#350

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