4.0.0 Abandon waveform. 3.0.0 New waveform. 2.1.1 High performance waveform rendering. Update demo. 2.0.0 NUD: Pubkey to waveform. Final decision. 1.1.0 Add NUD: Pubkey to identicon. 1.0.0 Use mono for simplicity. 0.3.0 Add compressor. 0.2.0 Add edge letters. 0.1.0 Initial release.