LDK Node v0.3 Tracking Issue

[tnull]

• Upgrade to LDK v0.0.122 (Upgrade to LDK v0.0.123-beta #243)
• Drop KVStore bound from Node (Drop KVStore type parameter from Node #244)
• Anchor support (Add anchor support #141)
• BOLT 12 support (Add BOLT12 support #193)
  • Prefactor: Introduce ConnectionManager (Improve connection management #266)
• LSP Client integration (LSP client integration #194)
• Expose unified balance interface (Expose unified list_balances interface method #250)
• Find long-term solution for Swift issue (Swift builds are broken on macOS #231)
• Async event handling (Introduce next_event_async allowing to poll event queue #224)
• Add last_update timestamp (Consider adding last_updated field to PaymentDetails #57)
• Expose fees paid (Expose fees paid for outbound payments #255)
• Expose PaymentFailureReason (Expose PaymentFailureReason in PaymentFailed #259)
• Expose ClosureReason (Channel Closed "message" #247)
• Expose node status and statistics (Expose Node status and statistics #127)
• Allow manual register/claim of payments (Allow to manually register and claim payments #280)
• Expose NetworkGraph (Expose NetworkGraph accessors #293)
• Misc fixes (Improve on (potentially) blocking wallet behaviors #281)
• Archive old ChannelMonitors (Archive old ChannelMonitors #300)
• Set inflight limit to 100% for private channels (Bump max inflight HTLC value for outbound private channels #303)