Compassion v2.0.0-alpha.0

• Test failure to obtain paxos government.
• Remove code scraps.
• Fix Node.js 12 stream closure.
• Upgrade fastify to 3.13.0.
• Update to contemporary project structure.
• Rename main file.
• Remove old multi-process code.
• Convert to a single module.
• Simpler HTTP-based Compassion.
• Upgrade interrupt to ^11.0.0-alpha.18.
• Upgrade avenue to ^0.6.13.
• Upgrade extant to ^2.0.0-alpha.0.
• Upgrade cubbyhole to ^4.0.2.
• Upgrade conduit to ^7.0.0-alpha.10.
• Upgrade mingle to ^7.0.0-alpha.5.
• Upgrade proof to ^9.0.3.
• Upgrade avenue to ^0.6.13.
• Upgrade fastify to 3.12.0.
• Upgrade reactor to ^17.0.0-alpha.4.
• Upgrade mingle.static to 3.0.0-alpha.1.
• Upgrade extant to ^2.0.0-alpha.0.
• Upgrade olio to ^7.0.0-alpha.5.
• Upgrade axios to 0.21.1.
• Upgrade mingle to ^7.0.0-alpha.2.
• Update LICENSE for 2021.
• Upgrade fastify to 2.12.1. Closes #486.
• Remove dead error check from user agent. Closes #485.
• Remove containerized.js. Closes #462.
• Unit test removal of departure from backlog. See #462.
• Test file suffix rename. See #462.
• Remove logger.js. See #462.
• Delete local.js. See #462.

Closes #488.