v0.45.1: Release patch version 0.45.1

2021-10-23

Improvements:

• 4246 - Add replay protection snapshot
• 4245 - Add ABCI snapshot
• 4260 - Reconcile delegation more frequently
• 4255 - Add staking snapshot
• 4278 - Add timestamps to rewards
• 4265 - Add witness snapshot
• 4287 - Add stake verifier snapshot
• 4292 - Update the vega wallet version

Fixes:

• 4280 - Make event forwarder hashing result more random
• 4270 - Prevent overflow with pending delegation
• 4274 - Ensure sufficient balances when nominating multiple nodes
• 4286 - Checkpoints fixes