dunxen

Results 11 issues of dunxen

## Overview Support fee-bumping for interactively constructed transactions as [described in the spec](https://github.com/lightning/bolts/blob/master/02-peer-protocol.md#fee-bumping-tx_init_rbf-and-tx_ack_rbf). Each RBF attempt would need to double-spend any previous interactive transaction for that channel. Also importantly from...

Dual-funding
Splicing