Change Details

Modify BillableSize to just a modified calculation. Additionally, drop DEFAULT_MIN_RELAY_TX_FEE_PER_KB to 100sat/kb.

Modify BillableSize to just a modified calculation. Additionally, drop DEFAULT_MIN_RELAY_TX_FEE_PER_KB to 100sat/kb. Depends on D1801

Modify BillableSize to just a modified calculation. Additionally, drop DEFAULT_MIN_RELAY_TX_FEE_PER_KB to 100sat/kb. Depends on D1801