v9.5.1

Contributed:

• Update Bifrost genesisHash (Thanks to https://github.com/awesomepan)
• Add Ledger support for Composable (Thanks to https://github.com/carlosala)

Changes:

• Add u8aToNumber (limited, <= 48 bits) function
• Use ~~ as bitwise/faster Math.floor replacement
• Remove unneeded objectSpread option expansions
• Optimize hexToU8a operations
• Optimize stringCamelCase operations
• Optimize u8aToBn operations
• Additional internal/external comments (as missing)
• Upgrade dependencies to latest stable versions