v0.7.6

What's Changed

• Add generic key stretching/hashing helpers by @julienbrg in #44
• Fix Firefox mobile login by @julienbrg in #46
• Standardize date format to ISO 8601 by @julienbrg in #48
• Fix WebAuthn user.id encoding to prevent registration failures by @julienbrg in #50

Full Changelog: v0.7.5...v0.7.6