v2.2.4

• Fix <SaveButton> misaligned <CircularProgress> (natrim)
• Fix typo in List documentation (jbeurel)
• Fix code snippets in ra-data-graphql readme (nicgirault)
• Add link to Hungarian translation (phelion)
• Add link to bs-react-admin (BuckleScript) to the Ecosystem documentation (ctbucha)
• Update the CodeSandbox link in issue template (Kmaschta)