Merge branch 'develop' into rav/saml2_client

.dockerignore

changelog.d/5092.feature

changelog.d/5313.misc

changelog.d/5475.misc

changelog.d/5543.misc

changelog.d/5550.feature

changelog.d/5550.misc

changelog.d/5555.bugfix

changelog.d/5557.misc

changelog.d/5559.feature

changelog.d/5561.feature

changelog.d/5562.feature

changelog.d/5563.bugfix

changelog.d/5564.misc

changelog.d/5565.feature

changelog.d/5566.feature

changelog.d/5567.feature

changelog.d/5568.feature

changelog.d/5570.misc

changelog.d/5576.bugfix